113351813 has 2 divisors, whose sum is σ = 113351814. Its totient is φ = 113351812.

The previous prime is 113351761. The next prime is 113351857. The reversal of 113351813 is 318153311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104489284 + 8862529 = 10222^2 + 2977^2 .

It is a cyclic number.

It is not a de Polignac number, because 113351813 - 2¹⁴ = 113335429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113351863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56675906 + 56675907.

It is an arithmetic number, because the mean of its divisors is an integer number (56675907).

Almost surely, 2^113351813 is an apocalyptic number.

It is an amenable number.

113351813 is a deficient number, since it is larger than the sum of its proper divisors (1).

113351813 is an equidigital number, since it uses as much as digits as its factorization.

113351813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 26.

The square root of 113351813 is about 10646.6808442819. The cubic root of 113351813 is about 483.9600247589.

The spelling of 113351813 in words is "one hundred thirteen million, three hundred fifty-one thousand, eight hundred thirteen".