107996809 has 2 divisors, whose sum is σ = 107996810. Its totient is φ = 107996808.

The previous prime is 107996789. The next prime is 107996813. The reversal of 107996809 is 908699701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95942025 + 12054784 = 9795^2 + 3472^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-107996809 is a prime.

It is not a weakly prime, because it can be changed into another prime (107996849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53998404 + 53998405.

It is an arithmetic number, because the mean of its divisors is an integer number (53998405).

Almost surely, 2^107996809 is an apocalyptic number.

It is an amenable number.

107996809 is a deficient number, since it is larger than the sum of its proper divisors (1).

107996809 is an equidigital number, since it uses as much as digits as its factorization.

107996809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 49.

The square root of 107996809 is about 10392.1513172201. The cubic root of 107996809 is about 476.2156253621.

The spelling of 107996809 in words is "one hundred seven million, nine hundred ninety-six thousand, eight hundred nine".