116558917 has 16 divisors (see below), whose sum is σ = 129248640. Its totient is φ = 104715072.

The previous prime is 116558879. The next prime is 116558933. The reversal of 116558917 is 719855611.

It is a cyclic number.

It is not a de Polignac number, because 116558917 - 2¹⁹ = 116034629 is a prime.

It is a super-2 number, since 2×116558917² = 27171962264425778, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116558947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22318 + ... + 27040.

It is an arithmetic number, because the mean of its divisors is an integer number (8078040).

Almost surely, 2^116558917 is an apocalyptic number.

It is an amenable number.

116558917 is a deficient number, since it is larger than the sum of its proper divisors (12689723).

116558917 is a wasteful number, since it uses less digits than its factorization.

116558917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4812.

The product of its digits is 75600, while the sum is 43.

The square root of 116558917 is about 10796.2455048040. The cubic root of 116558917 is about 488.4819281152.

The spelling of 116558917 in words is "one hundred sixteen million, five hundred fifty-eight thousand, nine hundred seventeen".