132761991573121 has 9 divisors (see below), whose sum is σ = 133193846706883. Its totient is φ = 132331532246320.

The previous prime is 132761991573119. The next prime is 132761991573131. The reversal of 132761991573121 is 121375199167231.

The square root of 132761991573121 is 11522239.

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., 19368457723521 + 113393533849600 = 4400961^2 + 10648640^2 .

It is not a de Polignac number, because 132761991573121 - 2¹ = 132761991573119 is a prime.

It is a super-2 number, since 2×132761991573121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132761991573131) 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, 3583397805 + ... + 3583434853.

Almost surely, 2^{132761991573121} is an apocalyptic number.

132761991573121 is the 11522239-th square number.

132761991573121 is the 5761120-th centered octagonal number.

It is an amenable number.

132761991573121 is a deficient number, since it is larger than the sum of its proper divisors (431855133762).

132761991573121 is an frugal number, since it uses more digits than its factorization.

132761991573121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74720 (or 37360 counting only the distinct ones).

The product of its digits is 4286520, while the sum is 58.

The spelling of 132761991573121 in words is "one hundred thirty-two trillion, seven hundred sixty-one billion, nine hundred ninety-one million, five hundred seventy-three thousand, one hundred twenty-one".