116111631 has 16 divisors (see below), whose sum is σ = 159290208. Its totient is φ = 75187200.

The previous prime is 116111599. The next prime is 116111651. The reversal of 116111631 is 136111611.

It is not a de Polignac number, because 116111631 - 2⁵ = 116111599 is a prime.

It is a super-2 number, since 2×116111631² = 26963821706960322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 116111598 and 116111607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116111651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27685 + ... + 31601.

It is an arithmetic number, because the mean of its divisors is an integer number (9955638).

Almost surely, 2^116111631 is an apocalyptic number.

116111631 is a deficient number, since it is larger than the sum of its proper divisors (43178577).

116111631 is a wasteful number, since it uses less digits than its factorization.

116111631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4202.

The product of its digits is 108, while the sum is 21.

The square root of 116111631 is about 10775.5107071544. The cubic root of 116111631 is about 487.8562897064.

The spelling of 116111631 in words is "one hundred sixteen million, one hundred eleven thousand, six hundred thirty-one".