116031511 has 4 divisors (see below), whose sum is σ = 122856912. Its totient is φ = 109206112.

The previous prime is 116031493. The next prime is 116031533. The reversal of 116031511 is 115130611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116031511 - 2⁵ = 116031479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116031011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3412675 + ... + 3412708.

It is an arithmetic number, because the mean of its divisors is an integer number (30714228).

Almost surely, 2^116031511 is an apocalyptic number.

116031511 is a deficient number, since it is larger than the sum of its proper divisors (6825401).

116031511 is an equidigital number, since it uses as much as digits as its factorization.

116031511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6825400.

The product of its (nonzero) digits is 90, while the sum is 19.

The square root of 116031511 is about 10771.7923763875. The cubic root of 116031511 is about 487.7440527743.

The spelling of 116031511 in words is "one hundred sixteen million, thirty-one thousand, five hundred eleven".