132881517 has 6 divisors (see below), whose sum is σ = 191939982. Its totient is φ = 88587672.

The previous prime is 132881513. The next prime is 132881519. The reversal of 132881517 is 715188231.

132881517 is a `hidden beast` number, since 132 + 8 + 8 + 1 + 517 = 666.

It can be written as a sum of positive squares in only one way, i.e., 131194116 + 1687401 = 11454^2 + 1299^2 .

It is not a de Polignac number, because 132881517 - 2² = 132881513 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132881513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7382298 + ... + 7382315.

It is an arithmetic number, because the mean of its divisors is an integer number (31989997).

Almost surely, 2^132881517 is an apocalyptic number.

It is an amenable number.

132881517 is a deficient number, since it is larger than the sum of its proper divisors (59058465).

132881517 is a wasteful number, since it uses less digits than its factorization.

132881517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14764619 (or 14764616 counting only the distinct ones).

The product of its digits is 13440, while the sum is 36.

The square root of 132881517 is about 11527.4245605859. The cubic root of 132881517 is about 510.2952500323.

The spelling of 132881517 in words is "one hundred thirty-two million, eight hundred eighty-one thousand, five hundred seventeen".