113197497 has 24 divisors (see below), whose sum is σ = 184816800. Its totient is φ = 61278336.

The previous prime is 113197477. The next prime is 113197499. The reversal of 113197497 is 794791311.

It is not a de Polignac number, because 113197497 - 2²⁰ = 112148921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113197499) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17472 + ... + 23057.

It is an arithmetic number, because the mean of its divisors is an integer number (7700700).

Almost surely, 2^113197497 is an apocalyptic number.

It is an amenable number.

113197497 is a deficient number, since it is larger than the sum of its proper divisors (71619303).

113197497 is a wasteful number, since it uses less digits than its factorization.

113197497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40565 (or 40558 counting only the distinct ones).

The product of its digits is 47628, while the sum is 42.

The square root of 113197497 is about 10639.4312347982. The cubic root of 113197497 is about 483.7403056100.

The spelling of 113197497 in words is "one hundred thirteen million, one hundred ninety-seven thousand, four hundred ninety-seven".