113740637 has 2 divisors, whose sum is σ = 113740638. Its totient is φ = 113740636.

The previous prime is 113740579. The next prime is 113740657. The reversal of 113740637 is 736047311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74063236 + 39677401 = 8606^2 + 6299^2 .

It is a cyclic number.

It is not a de Polignac number, because 113740637 - 2²⁰ = 112692061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113740657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56870318 + 56870319.

It is an arithmetic number, because the mean of its divisors is an integer number (56870319).

Almost surely, 2^113740637 is an apocalyptic number.

It is an amenable number.

113740637 is a deficient number, since it is larger than the sum of its proper divisors (1).

113740637 is an equidigital number, since it uses as much as digits as its factorization.

113740637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 113740637 is about 10664.9255506075. The cubic root of 113740637 is about 484.5127596898.

Adding to 113740637 its reverse (736047311), we get a palindrome (849787948).

The spelling of 113740637 in words is "one hundred thirteen million, seven hundred forty thousand, six hundred thirty-seven".