131325336 has 24 divisors (see below), whose sum is σ = 355672980. Its totient is φ = 43775088.

The previous prime is 131325329. The next prime is 131325343. The reversal of 131325336 is 633523131.

It is a happy number.

131325336 is a `hidden beast` number, since 1 + 3 + 1 + 325 + 336 = 666.

It is an interprime number because it is at equal distance from previous prime (131325329) and next prime (131325343).

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 911910 + ... + 912053.

Almost surely, 2^131325336 is an apocalyptic number.

It is an amenable number.

131325336 is an abundant number, since it is smaller than the sum of its proper divisors (224347644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131325336 is a wasteful number, since it uses less digits than its factorization.

131325336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823975 (or 1823968 counting only the distinct ones).

The product of its digits is 4860, while the sum is 27.

The square root of 131325336 is about 11459.7266983118. The cubic root of 131325336 is about 508.2953931252.

Adding to 131325336 its reverse (633523131), we get a palindrome (764848467).

The spelling of 131325336 in words is "one hundred thirty-one million, three hundred twenty-five thousand, three hundred thirty-six".