113563313 has 4 divisors (see below), whose sum is σ = 113708400. Its totient is φ = 113418228.

The previous prime is 113563283. The next prime is 113563319. The reversal of 113563313 is 313365311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113563313 - 2¹⁶ = 113497777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113563319) 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, 71363 + ... + 72936.

It is an arithmetic number, because the mean of its divisors is an integer number (28427100).

Almost surely, 2^113563313 is an apocalyptic number.

It is an amenable number.

113563313 is a deficient number, since it is larger than the sum of its proper divisors (145087).

113563313 is an equidigital number, since it uses as much as digits as its factorization.

113563313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145086.

The product of its digits is 2430, while the sum is 26.

The square root of 113563313 is about 10656.6088883847. The cubic root of 113563313 is about 484.2608402653.

The spelling of 113563313 in words is "one hundred thirteen million, five hundred sixty-three thousand, three hundred thirteen".