131598151 has 8 divisors (see below), whose sum is σ = 134972208. Its totient is φ = 128232000.

The previous prime is 131598133. The next prime is 131598191. The reversal of 131598151 is 151895131.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 131598151 - 2⁵ = 131598119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131598101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46641 + ... + 49381.

It is an arithmetic number, because the mean of its divisors is an integer number (16871526).

Almost surely, 2^131598151 is an apocalyptic number.

131598151 is a deficient number, since it is larger than the sum of its proper divisors (3374057).

131598151 is a wasteful number, since it uses less digits than its factorization.

131598151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3953.

The product of its digits is 5400, while the sum is 34.

The square root of 131598151 is about 11471.6237298824. The cubic root of 131598151 is about 508.6471269640.

The spelling of 131598151 in words is "one hundred thirty-one million, five hundred ninety-eight thousand, one hundred fifty-one".