131262739204 has 27 divisors (see below), whose sum is σ = 232013720757. Its totient is φ = 64979588304.

The previous prime is 131262739177. The next prime is 131262739207. The reversal of 131262739204 is 402937262131.

The square root of 131262739204 is 362302.

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., 50010376900 + 81252362304 = 223630^2 + 285048^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131262739207) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 77531782 + ... + 77533474.

Almost surely, 2^131262739204 is an apocalyptic number.

131262739204 is the 362302-nd square number.

It is an amenable number.

131262739204 is a deficient number, since it is larger than the sum of its proper divisors (100750981553).

131262739204 is an frugal number, since it uses more digits than its factorization.

131262739204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604 (or 1802 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 131262739204 in words is "one hundred thirty-one billion, two hundred sixty-two million, seven hundred thirty-nine thousand, two hundred four".