132256591 has 2 divisors, whose sum is σ = 132256592. Its totient is φ = 132256590.

The previous prime is 132256577. The next prime is 132256603. The reversal of 132256591 is 195652231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 132256591 - 2⁹ = 132256079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132256561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66128295 + 66128296.

It is an arithmetic number, because the mean of its divisors is an integer number (66128296).

Almost surely, 2^132256591 is an apocalyptic number.

132256591 is a deficient number, since it is larger than the sum of its proper divisors (1).

132256591 is an equidigital number, since it uses as much as digits as its factorization.

132256591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 34.

The square root of 132256591 is about 11500.2865616471. The cubic root of 132256591 is about 509.4940400570.

The spelling of 132256591 in words is "one hundred thirty-two million, two hundred fifty-six thousand, five hundred ninety-one".