113672786 has 4 divisors (see below), whose sum is σ = 170509182. Its totient is φ = 56836392.

The previous prime is 113672759. The next prime is 113672789. The reversal of 113672786 is 687276311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 687276311 = 1811 ⋅379501.

It can be written as a sum of positive squares in only one way, i.e., 106729561 + 6943225 = 10331^2 + 2635^2 .

It is not an unprimeable number, because it can be changed into a prime (113672789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28418195 + ... + 28418198.

Almost surely, 2^113672786 is an apocalyptic number.

113672786 is a deficient number, since it is larger than the sum of its proper divisors (56836396).

113672786 is an equidigital number, since it uses as much as digits as its factorization.

113672786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56836395.

The product of its digits is 84672, while the sum is 41.

The square root of 113672786 is about 10661.7440411970. The cubic root of 113672786 is about 484.4163965508.

The spelling of 113672786 in words is "one hundred thirteen million, six hundred seventy-two thousand, seven hundred eighty-six".