13187097 has 32 divisors (see below), whose sum is σ = 24360960. Its totient is φ = 6849360.

The previous prime is 13187093. The next prime is 13187099. The reversal of 13187097 is 79078131.

It is not a de Polignac number, because 13187097 - 2² = 13187093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13187093) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1093 + ... + 5250.

It is an arithmetic number, because the mean of its divisors is an integer number (761280).

Almost surely, 2^13187097 is an apocalyptic number.

It is an amenable number.

13187097 is a deficient number, since it is larger than the sum of its proper divisors (11173863).

13187097 is a wasteful number, since it uses less digits than its factorization.

13187097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6370 (or 6364 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 36.

The square root of 13187097 is about 3631.4042738313. The cubic root of 13187097 is about 236.2561197709.

The spelling of 13187097 in words is "thirteen million, one hundred eighty-seven thousand, ninety-seven".