113649259 has 4 divisors (see below), whose sum is σ = 113679504. Its totient is φ = 113619016.

The previous prime is 113649229. The next prime is 113649269. The reversal of 113649259 is 952946311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113649259 - 2¹³ = 113641067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113649209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8527 + ... + 17320.

It is an arithmetic number, because the mean of its divisors is an integer number (28419876).

Almost surely, 2^113649259 is an apocalyptic number.

113649259 is a deficient number, since it is larger than the sum of its proper divisors (30245).

113649259 is an equidigital number, since it uses as much as digits as its factorization.

113649259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30244.

The product of its digits is 58320, while the sum is 40.

The square root of 113649259 is about 10660.6406467904. The cubic root of 113649259 is about 484.3829741538.

The spelling of 113649259 in words is "one hundred thirteen million, six hundred forty-nine thousand, two hundred fifty-nine".