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1013340841 = 2633853007
BaseRepresentation
bin111100011001100…
…101101010101001
32121121210001022021
4330121211222221
54033403401331
6244315224441
734053153322
oct7431455251
92547701267
101013340841
11480005a77
12243448121
13131c2b586
1498821449
155de69211
hex3c665aa9

1013340841 has 4 divisors (see below), whose sum is σ = 1017194112. Its totient is φ = 1009487572.

The previous prime is 1013340833. The next prime is 1013340857. The reversal of 1013340841 is 1480433101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1480433101 = 7211490443.

It is a cyclic number.

It is not a de Polignac number, because 1013340841 - 23 = 1013340833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013340241) 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, 1926241 + ... + 1926766.

It is an arithmetic number, because the mean of its divisors is an integer number (254298528).

Almost surely, 21013340841 is an apocalyptic number.

It is an amenable number.

1013340841 is a deficient number, since it is larger than the sum of its proper divisors (3853271).

1013340841 is an equidigital number, since it uses as much as digits as its factorization.

1013340841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3853270.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1013340841 is about 31833.0149530326. The cubic root of 1013340841 is about 1004.4273169379.

Adding to 1013340841 its reverse (1480433101), we get a palindrome (2493773942).

The spelling of 1013340841 in words is "one billion, thirteen million, three hundred forty thousand, eight hundred forty-one".

Divisors: 1 263 3853007 1013340841