13137097928 has 16 divisors (see below), whose sum is σ = 24633274380. Its totient is φ = 6568224768.

The previous prime is 13137097907. The next prime is 13137097949. The reversal of 13137097928 is 82979073131.

It is an interprime number because it is at equal distance from previous prime (13137097907) and next prime (13137097949).

It can be written as a sum of positive squares in 2 ways, for example, as 12401495044 + 735602884 = 111362^2 + 27122^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300776 + ... + 341672.

Almost surely, 2^13137097928 is an apocalyptic number.

It is an amenable number.

13137097928 is a deficient number, since it is larger than the sum of its proper divisors (11496176452).

13137097928 is a wasteful number, since it uses less digits than its factorization.

13137097928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81056 (or 81052 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 50.

The spelling of 13137097928 in words is "thirteen billion, one hundred thirty-seven million, ninety-seven thousand, nine hundred twenty-eight".