113375081 has 2 divisors, whose sum is σ = 113375082. Its totient is φ = 113375080.

The previous prime is 113375063. The next prime is 113375083. The reversal of 113375081 is 180573311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89208025 + 24167056 = 9445^2 + 4916^2 .

It is a cyclic number.

It is not a de Polignac number, because 113375081 - 2²² = 109180777 is a prime.

It is a super-2 number, since 2×113375081² = 25707817983513122, which contains 22 as substring.

Together with 113375083, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113375083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56687540 + 56687541.

It is an arithmetic number, because the mean of its divisors is an integer number (56687541).

Almost surely, 2^113375081 is an apocalyptic number.

It is an amenable number.

113375081 is a deficient number, since it is larger than the sum of its proper divisors (1).

113375081 is an equidigital number, since it uses as much as digits as its factorization.

113375081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 113375081 is about 10647.7735231362. The cubic root of 113375081 is about 483.9931370404.

The spelling of 113375081 in words is "one hundred thirteen million, three hundred seventy-five thousand, eighty-one".