113217802 has 4 divisors (see below), whose sum is σ = 169826706. Its totient is φ = 56608900.

The previous prime is 113217791. The next prime is 113217803. The reversal of 113217802 is 208712311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 208712311 = 2297 ⋅90863.

It can be written as a sum of positive squares in only one way, i.e., 69538921 + 43678881 = 8339^2 + 6609^2 .

It is a super-2 number, since 2×113217802² = 25636541379422408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113217803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28304449 + ... + 28304452.

Almost surely, 2^113217802 is an apocalyptic number.

113217802 is a deficient number, since it is larger than the sum of its proper divisors (56608904).

113217802 is an equidigital number, since it uses as much as digits as its factorization.

113217802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56608903.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 113217802 is about 10640.3854253500. The cubic root of 113217802 is about 483.7692278033.

The spelling of 113217802 in words is "one hundred thirteen million, two hundred seventeen thousand, eight hundred two".