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1011411023 = 7144487289
BaseRepresentation
bin111100010010001…
…110100001001111
32121111011000002112
4330102032201033
54032410123043
6244210014235
734030565120
oct7422164117
92544130075
101011411023
11479a08087
1224287737b
1313170407c
149847c047
155dbd7518
hex3c48e84f

1011411023 has 4 divisors (see below), whose sum is σ = 1155898320. Its totient is φ = 866923728.

The previous prime is 1011411019. The next prime is 1011411043. The reversal of 1011411023 is 3201141101.

1011411023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3201141101 = 5205761493.

It is a cyclic number.

It is not a de Polignac number, because 1011411023 - 22 = 1011411019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011410989 and 1011411007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011411043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72243638 + ... + 72243651.

It is an arithmetic number, because the mean of its divisors is an integer number (288974580).

Almost surely, 21011411023 is an apocalyptic number.

1011411023 is a deficient number, since it is larger than the sum of its proper divisors (144487297).

1011411023 is an equidigital number, since it uses as much as digits as its factorization.

1011411023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144487296.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1011411023 is about 31802.6889271961. The cubic root of 1011411023 is about 1003.7892974218.

Adding to 1011411023 its reverse (3201141101), we get a palindrome (4212552124).

The spelling of 1011411023 in words is "one billion, eleven million, four hundred eleven thousand, twenty-three".

Divisors: 1 7 144487289 1011411023