116602391 has 2 divisors, whose sum is σ = 116602392. Its totient is φ = 116602390.

The previous prime is 116602289. The next prime is 116602397. The reversal of 116602391 is 193206611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116602391 is a prime.

It is a super-2 number, since 2×116602391² = 27192235173833762, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116602397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58301195 + 58301196.

It is an arithmetic number, because the mean of its divisors is an integer number (58301196).

Almost surely, 2^116602391 is an apocalyptic number.

116602391 is a deficient number, since it is larger than the sum of its proper divisors (1).

116602391 is an equidigital number, since it uses as much as digits as its factorization.

116602391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 116602391 is about 10798.2587022168. The cubic root of 116602391 is about 488.5426516937.

The spelling of 116602391 in words is "one hundred sixteen million, six hundred two thousand, three hundred ninety-one".