131553513 has 24 divisors (see below), whose sum is σ = 233874368. Its totient is φ = 69390432.

The previous prime is 131553503. The next prime is 131553523. The reversal of 131553513 is 315355131.

It is an interprime number because it is at equal distance from previous prime (131553503) and next prime (131553523).

It is not a de Polignac number, because 131553513 - 2¹⁰ = 131552489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131553503) 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 23 ways as a sum of consecutive naturals, for example, 79495 + ... + 81132.

Almost surely, 2^131553513 is an apocalyptic number.

131553513 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

131553513 is a deficient number, since it is larger than the sum of its proper divisors (102320855).

131553513 is a wasteful number, since it uses less digits than its factorization.

131553513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160653 (or 160650 counting only the distinct ones).

The product of its digits is 3375, while the sum is 27.

The square root of 131553513 is about 11469.6779815303. The cubic root of 131553513 is about 508.5896095446.

The spelling of 131553513 in words is "one hundred thirty-one million, five hundred fifty-three thousand, five hundred thirteen".