131345354250515 has 16 divisors (see below), whose sum is σ = 161767127318016. Its totient is φ = 102322580421600.

The previous prime is 131345354250503. The next prime is 131345354250587. The reversal of 131345354250515 is 515052453543131.

It is not a de Polignac number, because 131345354250515 - 2⁴ = 131345354250499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 131345354250515.

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, 922751531 + ... + 922893860.

It is an arithmetic number, because the mean of its divisors is an integer number (10110445457376).

Almost surely, 2^{131345354250515} is an apocalyptic number.

131345354250515 is a deficient number, since it is larger than the sum of its proper divisors (30421773067501).

131345354250515 is a wasteful number, since it uses less digits than its factorization.

131345354250515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845645770.

The product of its (nonzero) digits is 2700000, while the sum is 47.

The spelling of 131345354250515 in words is "one hundred thirty-one trillion, three hundred forty-five billion, three hundred fifty-four million, two hundred fifty thousand, five hundred fifteen".