131045251421204 has 6 divisors (see below), whose sum is σ = 229329189987114. Its totient is φ = 65522625710600.

The previous prime is 131045251421159. The next prime is 131045251421213. The reversal of 131045251421204 is 402124152540131.

It can be written as a sum of positive squares in only one way, i.e., 130931904732304 + 113346688900 = 11442548^2 + 336670^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16380656427647 + ... + 16380656427654.

It is an arithmetic number, because the mean of its divisors is an integer number (38221531664519).

Almost surely, 2^{131045251421204} is an apocalyptic number.

It is an amenable number.

131045251421204 is a deficient number, since it is larger than the sum of its proper divisors (98283938565910).

131045251421204 is a wasteful number, since it uses less digits than its factorization.

131045251421204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32761312855305 (or 32761312855303 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The spelling of 131045251421204 in words is "one hundred thirty-one trillion, forty-five billion, two hundred fifty-one million, four hundred twenty-one thousand, two hundred four".