113197995 has 24 divisors (see below), whose sum is σ = 196528176. Its totient is φ = 60274368.

The previous prime is 113197979. The next prime is 113197999. The reversal of 113197995 is 599791311.

It is a happy number.

It is not a de Polignac number, because 113197995 - 2⁴ = 113197979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 113197995.

It is not an unprimeable number, because it can be changed into a prime (113197999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32404 + ... + 35726.

It is an arithmetic number, because the mean of its divisors is an integer number (8188674).

Almost surely, 2^113197995 is an apocalyptic number.

113197995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113197995 is a deficient number, since it is larger than the sum of its proper divisors (83330181).

113197995 is a wasteful number, since it uses less digits than its factorization.

113197995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4091 (or 4088 counting only the distinct ones).

The product of its digits is 76545, while the sum is 45.

The square root of 113197995 is about 10639.4546382792. The cubic root of 113197995 is about 483.7410149965.

The spelling of 113197995 in words is "one hundred thirteen million, one hundred ninety-seven thousand, nine hundred ninety-five".