116032591 has 2 divisors, whose sum is σ = 116032592. Its totient is φ = 116032590.

The previous prime is 116032573. The next prime is 116032621. The reversal of 116032591 is 195230611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 116032591 - 2¹⁷ = 115901519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116032391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58016295 + 58016296.

It is an arithmetic number, because the mean of its divisors is an integer number (58016296).

Almost surely, 2^116032591 is an apocalyptic number.

116032591 is a deficient number, since it is larger than the sum of its proper divisors (1).

116032591 is an equidigital number, since it uses as much as digits as its factorization.

116032591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 116032591 is about 10771.8425072037. The cubic root of 116032591 is about 487.7455660469.

The spelling of 116032591 in words is "one hundred sixteen million, thirty-two thousand, five hundred ninety-one".