131533141503494 has 32 divisors (see below), whose sum is σ = 207668168431200. Its totient is φ = 62391839811840.

The previous prime is 131533141503487. The next prime is 131533141503563. The reversal of 131533141503494 is 494305141335131.

It is a happy number.

It is a super-3 number, since 3×131533141503494³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16278479 + ... + 22979450.

It is an arithmetic number, because the mean of its divisors is an integer number (6489630263475).

Almost surely, 2^{131533141503494} is an apocalyptic number.

131533141503494 is a deficient number, since it is larger than the sum of its proper divisors (76135026927706).

131533141503494 is a wasteful number, since it uses less digits than its factorization.

131533141503494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39258968.

The product of its (nonzero) digits is 1166400, while the sum is 47.

The spelling of 131533141503494 in words is "one hundred thirty-one trillion, five hundred thirty-three billion, one hundred forty-one million, five hundred three thousand, four hundred ninety-four".