113337909 has 6 divisors (see below), whose sum is σ = 163710326. Its totient is φ = 75558600.

The previous prime is 113337901. The next prime is 113337923. The reversal of 113337909 is 909733311.

It can be written as a sum of positive squares in only one way, i.e., 105637284 + 7700625 = 10278^2 + 2775^2 .

It is not a de Polignac number, because 113337909 - 2³ = 113337901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113337901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6296542 + ... + 6296559.

Almost surely, 2^113337909 is an apocalyptic number.

It is an amenable number.

113337909 is a deficient number, since it is larger than the sum of its proper divisors (50372417).

113337909 is a wasteful number, since it uses less digits than its factorization.

113337909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12593107 (or 12593104 counting only the distinct ones).

The product of its (nonzero) digits is 15309, while the sum is 36.

The square root of 113337909 is about 10646.0278507996. The cubic root of 113337909 is about 483.9402360581.

The spelling of 113337909 in words is "one hundred thirteen million, three hundred thirty-seven thousand, nine hundred nine".