113202997 has 4 divisors (see below), whose sum is σ = 113235136. Its totient is φ = 113170860.

The previous prime is 113202989. The next prime is 113203019. The reversal of 113202997 is 799202311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 799202311 = 131 ⋅6100781.

It is a cyclic number.

It is not a de Polignac number, because 113202997 - 2³ = 113202989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113202907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10029 + ... + 18082.

It is an arithmetic number, because the mean of its divisors is an integer number (28308784).

Almost surely, 2^113202997 is an apocalyptic number.

It is an amenable number.

113202997 is a deficient number, since it is larger than the sum of its proper divisors (32139).

113202997 is an equidigital number, since it uses as much as digits as its factorization.

113202997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32138.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 113202997 is about 10639.6897041220. The cubic root of 113202997 is about 483.7481400841.

The spelling of 113202997 in words is "one hundred thirteen million, two hundred two thousand, nine hundred ninety-seven".