132557801 has 2 divisors, whose sum is σ = 132557802. Its totient is φ = 132557800.

The previous prime is 132557783. The next prime is 132557849. The reversal of 132557801 is 108755231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130074025 + 2483776 = 11405^2 + 1576^2 .

It is a cyclic number.

It is not a de Polignac number, because 132557801 - 2²⁶ = 65448937 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (132557861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66278900 + 66278901.

It is an arithmetic number, because the mean of its divisors is an integer number (66278901).

Almost surely, 2^132557801 is an apocalyptic number.

It is an amenable number.

132557801 is a deficient number, since it is larger than the sum of its proper divisors (1).

132557801 is an equidigital number, since it uses as much as digits as its factorization.

132557801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 132557801 is about 11513.3748744667. The cubic root of 132557801 is about 509.8805320577.

The spelling of 132557801 in words is "one hundred thirty-two million, five hundred fifty-seven thousand, eight hundred one".