116490917 has 2 divisors, whose sum is σ = 116490918. Its totient is φ = 116490916.

The previous prime is 116490859. The next prime is 116490923. The reversal of 116490917 is 719094611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69239041 + 47251876 = 8321^2 + 6874^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116490917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116490947) 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 as a sum of consecutive naturals, namely, 58245458 + 58245459.

It is an arithmetic number, because the mean of its divisors is an integer number (58245459).

Almost surely, 2^116490917 is an apocalyptic number.

It is an amenable number.

116490917 is a deficient number, since it is larger than the sum of its proper divisors (1).

116490917 is an equidigital number, since it uses as much as digits as its factorization.

116490917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 38.

The square root of 116490917 is about 10793.0958024100. The cubic root of 116490917 is about 488.3869168437.

The spelling of 116490917 in words is "one hundred sixteen million, four hundred ninety thousand, nine hundred seventeen".