131314227214564 has 81 divisors (see below), whose sum is σ = 248338034158473. Its totient is φ = 60746266907424.

The previous prime is 131314227214517. The next prime is 131314227214609. The reversal of 131314227214564 is 465412722413131.

It is a happy number.

The square root of 131314227214564 is 11459242.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 110560808744100 + 20753418470464 = 10514790^2 + 4555592^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 18724397922 + ... + 18724404934.

Almost surely, 2^{131314227214564} is an apocalyptic number.

131314227214564 is the 11459242-nd square number.

It is an amenable number.

131314227214564 is a deficient number, since it is larger than the sum of its proper divisors (117023806943909).

131314227214564 is an frugal number, since it uses more digits than its factorization.

131314227214564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14154 (or 7077 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

Adding to 131314227214564 its reverse (465412722413131), we get a palindrome (596726949627695).

The spelling of 131314227214564 in words is "one hundred thirty-one trillion, three hundred fourteen billion, two hundred twenty-seven million, two hundred fourteen thousand, five hundred sixty-four".