113723146 has 4 divisors (see below), whose sum is σ = 170584722. Its totient is φ = 56861572.

The previous prime is 113723117. The next prime is 113723161. The reversal of 113723146 is 641327311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 641327311 = 19 ⋅33754069.

It can be written as a sum of positive squares in only one way, i.e., 70308225 + 43414921 = 8385^2 + 6589^2 .

It is a super-2 number, since 2×113723146² = 25865907872274632, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28430785 + ... + 28430788.

Almost surely, 2^113723146 is an apocalyptic number.

113723146 is a deficient number, since it is larger than the sum of its proper divisors (56861576).

113723146 is an equidigital number, since it uses as much as digits as its factorization.

113723146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56861575.

The product of its digits is 3024, while the sum is 28.

The square root of 113723146 is about 10664.1054946020. The cubic root of 113723146 is about 484.4879223425.

The spelling of 113723146 in words is "one hundred thirteen million, seven hundred twenty-three thousand, one hundred forty-six".