13113425515 has 8 divisors (see below), whose sum is σ = 15736785840. Its totient is φ = 10490290272.

The previous prime is 13113425477. The next prime is 13113425531. The reversal of 13113425515 is 51552431131.

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

It is a cyclic number.

It is not a de Polignac number, because 13113425515 - 2⁷ = 13113425387 is a prime.

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, 124996 + ... + 204574.

It is an arithmetic number, because the mean of its divisors is an integer number (1967098230).

Almost surely, 2^13113425515 is an apocalyptic number.

13113425515 is a deficient number, since it is larger than the sum of its proper divisors (2623360325).

13113425515 is an equidigital number, since it uses as much as digits as its factorization.

13113425515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112541.

The product of its digits is 9000, while the sum is 31.

Adding to 13113425515 its reverse (51552431131), we get a palindrome (64665856646).

The spelling of 13113425515 in words is "thirteen billion, one hundred thirteen million, four hundred twenty-five thousand, five hundred fifteen".