131696499 has 16 divisors (see below), whose sum is σ = 194701824. Its totient is φ = 78506400.

The previous prime is 131696497. The next prime is 131696503. The reversal of 131696499 is 994696131.

It is not a de Polignac number, because 131696499 - 2¹ = 131696497 is a prime.

It is a super-3 number, since 3×131696499³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (131696497) 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, 30699 + ... + 34724.

It is an arithmetic number, because the mean of its divisors is an integer number (12168864).

Almost surely, 2^131696499 is an apocalyptic number.

131696499 is a deficient number, since it is larger than the sum of its proper divisors (63005325).

131696499 is a wasteful number, since it uses less digits than its factorization.

131696499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65498.

The product of its digits is 314928, while the sum is 48.

The square root of 131696499 is about 11475.9095064400. The cubic root of 131696499 is about 508.7738054691.

The spelling of 131696499 in words is "one hundred thirty-one million, six hundred ninety-six thousand, four hundred ninety-nine".