113641994 has 4 divisors (see below), whose sum is σ = 170462994. Its totient is φ = 56820996.

The previous prime is 113641967. The next prime is 113642003. The reversal of 113641994 is 499146311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 499146311 = 2777 ⋅179743.

It can be written as a sum of positive squares in only one way, i.e., 110355025 + 3286969 = 10505^2 + 1813^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28410497 + ... + 28410500.

Almost surely, 2^113641994 is an apocalyptic number.

113641994 is a deficient number, since it is larger than the sum of its proper divisors (56821000).

113641994 is an equidigital number, since it uses as much as digits as its factorization.

113641994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56820999.

The product of its digits is 23328, while the sum is 38.

The square root of 113641994 is about 10660.2999019727. The cubic root of 113641994 is about 484.3726525811.

The spelling of 113641994 in words is "one hundred thirteen million, six hundred forty-one thousand, nine hundred ninety-four".