132400091 has 2 divisors, whose sum is σ = 132400092. Its totient is φ = 132400090.

The previous prime is 132400069. The next prime is 132400117. The reversal of 132400091 is 190004231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 132400091 - 2¹⁰ = 132399067 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (132400061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66200045 + 66200046.

It is an arithmetic number, because the mean of its divisors is an integer number (66200046).

Almost surely, 2^132400091 is an apocalyptic number.

132400091 is a deficient number, since it is larger than the sum of its proper divisors (1).

132400091 is an equidigital number, since it uses as much as digits as its factorization.

132400091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 132400091 is about 11506.5238451932. The cubic root of 132400091 is about 509.6782425165.

The spelling of 132400091 in words is "one hundred thirty-two million, four hundred thousand, ninety-one".