113909797 has 2 divisors, whose sum is σ = 113909798. Its totient is φ = 113909796.

The previous prime is 113909737. The next prime is 113909819. The reversal of 113909797 is 797909311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79405921 + 34503876 = 8911^2 + 5874^2 .

It is a cyclic number.

It is not a de Polignac number, because 113909797 - 2¹¹ = 113907749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113909737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56954898 + 56954899.

It is an arithmetic number, because the mean of its divisors is an integer number (56954899).

Almost surely, 2^113909797 is an apocalyptic number.

It is an amenable number.

113909797 is a deficient number, since it is larger than the sum of its proper divisors (1).

113909797 is an equidigital number, since it uses as much as digits as its factorization.

113909797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107163, while the sum is 46.

The square root of 113909797 is about 10672.8532736096. The cubic root of 113909797 is about 484.7528368295.

The spelling of 113909797 in words is "one hundred thirteen million, nine hundred nine thousand, seven hundred ninety-seven".