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1040113043 = 2935865967
BaseRepresentation
bin111101111111101…
…101110110010011
32200111011012212022
4331333231312103
54112232104133
6251113122055
734526546354
oct7577556623
92614135768
101040113043
11494131362
122503b932b
13137643308
149c1cdd2b
15614a6998
hex3dfedd93

1040113043 has 4 divisors (see below), whose sum is σ = 1075979040. Its totient is φ = 1004247048.

The previous prime is 1040113027. The next prime is 1040113099. The reversal of 1040113043 is 3403110401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1040113043 - 24 = 1040113027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040119043) 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, 17932955 + ... + 17933012.

It is an arithmetic number, because the mean of its divisors is an integer number (268994760).

Almost surely, 21040113043 is an apocalyptic number.

1040113043 is a deficient number, since it is larger than the sum of its proper divisors (35865997).

1040113043 is an equidigital number, since it uses as much as digits as its factorization.

1040113043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35865996.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1040113043 is about 32250.7836028832. The cubic root of 1040113043 is about 1013.1961110090.

Adding to 1040113043 its reverse (3403110401), we get a palindrome (4443223444).

The spelling of 1040113043 in words is "one billion, forty million, one hundred thirteen thousand, forty-three".

Divisors: 1 29 35865967 1040113043