132857517 has 16 divisors (see below), whose sum is σ = 191136960. Its totient is φ = 81601152.

The previous prime is 132857503. The next prime is 132857561. The reversal of 132857517 is 715758231.

It is not a de Polignac number, because 132857517 - 2¹¹ = 132855469 is a prime.

It is a super-2 number, since 2×132857517² = 35302239646810578, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132857317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19198 + ... + 25184.

It is an arithmetic number, because the mean of its divisors is an integer number (11946060).

Almost surely, 2^132857517 is an apocalyptic number.

It is an amenable number.

132857517 is a deficient number, since it is larger than the sum of its proper divisors (58279443).

132857517 is a wasteful number, since it uses less digits than its factorization.

132857517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6572.

The product of its digits is 58800, while the sum is 39.

The square root of 132857517 is about 11526.3835178255. The cubic root of 132857517 is about 510.2645263629.

It can be divided in two parts, 13285 and 7517, that added together give a palindrome (20802).

The spelling of 132857517 in words is "one hundred thirty-two million, eight hundred fifty-seven thousand, five hundred seventeen".