116312134521 has 32 divisors (see below), whose sum is σ = 177557640192. Its totient is φ = 67037495360.

The previous prime is 116312134517. The next prime is 116312134537. The reversal of 116312134521 is 125431213611.

It is not a de Polignac number, because 116312134521 - 2² = 116312134517 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116312134921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 311595 + ... + 574208.

It is an arithmetic number, because the mean of its divisors is an integer number (5548676256).

Almost surely, 2^116312134521 is an apocalyptic number.

116312134521 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

116312134521 is a deficient number, since it is larger than the sum of its proper divisors (61245505671).

116312134521 is a wasteful number, since it uses less digits than its factorization.

116312134521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886013.

The product of its digits is 4320, while the sum is 30.

The spelling of 116312134521 in words is "one hundred sixteen billion, three hundred twelve million, one hundred thirty-four thousand, five hundred twenty-one".