13043251015 has 8 divisors (see below), whose sum is σ = 15803862048. Its totient is φ = 10333293600.

The previous prime is 13043250971. The next prime is 13043251021. The reversal of 13043251015 is 51015234031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13043251015 - 2⁹ = 13043250503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12662836 + ... + 12663865.

It is an arithmetic number, because the mean of its divisors is an integer number (1975482756).

Almost surely, 2^13043251015 is an apocalyptic number.

13043251015 is a deficient number, since it is larger than the sum of its proper divisors (2760611033).

13043251015 is a wasteful number, since it uses less digits than its factorization.

13043251015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25326809.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 13043251015 its reverse (51015234031), we get a palindrome (64058485046).

The spelling of 13043251015 in words is "thirteen billion, forty-three million, two hundred fifty-one thousand, fifteen".