132563257 has 2 divisors, whose sum is σ = 132563258. Its totient is φ = 132563256.

The previous prime is 132563251. The next prime is 132563261. The reversal of 132563257 is 752365231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72097081 + 60466176 = 8491^2 + 7776^2 .

It is an emirp because it is prime and its reverse (752365231) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132563257 is a prime.

It is not a weakly prime, because it can be changed into another prime (132563251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66281628 + 66281629.

It is an arithmetic number, because the mean of its divisors is an integer number (66281629).

Almost surely, 2^132563257 is an apocalyptic number.

It is an amenable number.

132563257 is a deficient number, since it is larger than the sum of its proper divisors (1).

132563257 is an equidigital number, since it uses as much as digits as its factorization.

132563257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 34.

The square root of 132563257 is about 11513.6118138489. The cubic root of 132563257 is about 509.8875274212.

The spelling of 132563257 in words is "one hundred thirty-two million, five hundred sixty-three thousand, two hundred fifty-seven".