131499116534 has 8 divisors (see below), whose sum is σ = 197251000968. Its totient is φ = 65748782880.

The previous prime is 131499116513. The next prime is 131499116563. The reversal of 131499116534 is 435611994131.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145427 + ... + 533054.

It is an arithmetic number, because the mean of its divisors is an integer number (24656375121).

Almost surely, 2^131499116534 is an apocalyptic number.

131499116534 is a deficient number, since it is larger than the sum of its proper divisors (65751884434).

131499116534 is an equidigital number, since it uses as much as digits as its factorization.

131499116534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775390.

The product of its digits is 349920, while the sum is 47.

The spelling of 131499116534 in words is "one hundred thirty-one billion, four hundred ninety-nine million, one hundred sixteen thousand, five hundred thirty-four".