116485591 has 2 divisors, whose sum is σ = 116485592. Its totient is φ = 116485590.

The previous prime is 116485559. The next prime is 116485601. The reversal of 116485591 is 195584611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116485591 - 2⁵ = 116485559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116485531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58242795 + 58242796.

It is an arithmetic number, because the mean of its divisors is an integer number (58242796).

Almost surely, 2^116485591 is an apocalyptic number.

116485591 is a deficient number, since it is larger than the sum of its proper divisors (1).

116485591 is an equidigital number, since it uses as much as digits as its factorization.

116485591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 40.

The square root of 116485591 is about 10792.8490677856. The cubic root of 116485591 is about 488.3794736644.

The spelling of 116485591 in words is "one hundred sixteen million, four hundred eighty-five thousand, five hundred ninety-one".