116009813 has 2 divisors, whose sum is σ = 116009814. Its totient is φ = 116009812.

The previous prime is 116009807. The next prime is 116009833. The reversal of 116009813 is 318900611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65642404 + 50367409 = 8102^2 + 7097^2 .

It is a cyclic number.

It is not a de Polignac number, because 116009813 - 2²⁶ = 48900949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116009833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58004906 + 58004907.

It is an arithmetic number, because the mean of its divisors is an integer number (58004907).

Almost surely, 2^116009813 is an apocalyptic number.

It is an amenable number.

116009813 is a deficient number, since it is larger than the sum of its proper divisors (1).

116009813 is an equidigital number, since it uses as much as digits as its factorization.

116009813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 116009813 is about 10770.7851617234. The cubic root of 116009813 is about 487.7136480158.

The spelling of 116009813 in words is "one hundred sixteen million, nine thousand, eight hundred thirteen".