113407237 has 2 divisors, whose sum is σ = 113407238. Its totient is φ = 113407236.

The previous prime is 113407213. The next prime is 113407241. The reversal of 113407237 is 732704311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93103201 + 20304036 = 9649^2 + 4506^2 .

It is an emirp because it is prime and its reverse (732704311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113407237 - 2¹¹ = 113405189 is a prime.

It is a super-2 number, since 2×113407237² = 25722402807948338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113407247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56703618 + 56703619.

It is an arithmetic number, because the mean of its divisors is an integer number (56703619).

Almost surely, 2^113407237 is an apocalyptic number.

It is an amenable number.

113407237 is a deficient number, since it is larger than the sum of its proper divisors (1).

113407237 is an equidigital number, since it uses as much as digits as its factorization.

113407237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 113407237 is about 10649.2834031215. The cubic root of 113407237 is about 484.0388902225.

The spelling of 113407237 in words is "one hundred thirteen million, four hundred seven thousand, two hundred thirty-seven".