130055591 has 2 divisors, whose sum is σ = 130055592. Its totient is φ = 130055590.

The previous prime is 130055561. The next prime is 130055617. The reversal of 130055591 is 195550031.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 130055591 - 2²⁶ = 62946727 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130055531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65027795 + 65027796.

It is an arithmetic number, because the mean of its divisors is an integer number (65027796).

Almost surely, 2^130055591 is an apocalyptic number.

130055591 is a deficient number, since it is larger than the sum of its proper divisors (1).

130055591 is an equidigital number, since it uses as much as digits as its factorization.

130055591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3375, while the sum is 29.

The square root of 130055591 is about 11404.1918170469. The cubic root of 130055591 is about 506.6519000102.

The spelling of 130055591 in words is "one hundred thirty million, fifty-five thousand, five hundred ninety-one".