116797909 has 2 divisors, whose sum is σ = 116797910. Its totient is φ = 116797908.

The previous prime is 116797907. The next prime is 116797927. The reversal of 116797909 is 909797611.

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., 114704100 + 2093809 = 10710^2 + 1447^2 .

It is a cyclic number.

It is not a de Polignac number, because 116797909 - 2¹ = 116797907 is a prime.

Together with 116797907, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116797903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58398954 + 58398955.

It is an arithmetic number, because the mean of its divisors is an integer number (58398955).

Almost surely, 2^116797909 is an apocalyptic number.

It is an amenable number.

116797909 is a deficient number, since it is larger than the sum of its proper divisors (1).

116797909 is an equidigital number, since it uses as much as digits as its factorization.

116797909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 214326, while the sum is 49.

The square root of 116797909 is about 10807.3081292244. The cubic root of 116797909 is about 488.8155607441.

The spelling of 116797909 in words is "one hundred sixteen million, seven hundred ninety-seven thousand, nine hundred nine".