131387272435 has 8 divisors (see below), whose sum is σ = 158080731120. Its totient is φ = 104832481824.

The previous prime is 131387272417. The next prime is 131387272453. The reversal of 131387272435 is 534272783131.

It is an interprime number because it is at equal distance from previous prime (131387272417) and next prime (131387272453).

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 131387272435 - 2²¹ = 131385175283 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34664932 + ... + 34668721.

It is an arithmetic number, because the mean of its divisors is an integer number (19760091390).

Almost surely, 2^131387272435 is an apocalyptic number.

131387272435 is a deficient number, since it is larger than the sum of its proper divisors (26693458685).

131387272435 is an equidigital number, since it uses as much as digits as its factorization.

131387272435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69334037.

The product of its digits is 846720, while the sum is 46.

The spelling of 131387272435 in words is "one hundred thirty-one billion, three hundred eighty-seven million, two hundred seventy-two thousand, four hundred thirty-five".