113722887 has 8 divisors (see below), whose sum is σ = 151770736. Its totient is φ = 75745152.

The previous prime is 113722883. The next prime is 113722927. The reversal of 113722887 is 788227311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113722887 - 2² = 113722883 is a prime.

It is a super-2 number, since 2×113722887² = 25865790055229538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113722883) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 13618 + ... + 20319.

It is an arithmetic number, because the mean of its divisors is an integer number (18971342).

Almost surely, 2^113722887 is an apocalyptic number.

113722887 is a deficient number, since it is larger than the sum of its proper divisors (38047849).

113722887 is a wasteful number, since it uses less digits than its factorization.

113722887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35057.

The product of its digits is 37632, while the sum is 39.

The square root of 113722887 is about 10664.0933510543. The cubic root of 113722887 is about 484.4875545415.

The spelling of 113722887 in words is "one hundred thirteen million, seven hundred twenty-two thousand, eight hundred eighty-seven".