113364809 has 4 divisors (see below), whose sum is σ = 113493504. Its totient is φ = 113236116.

The previous prime is 113364761. The next prime is 113364851. The reversal of 113364809 is 908463311.

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, and also an emirpimes, since its reverse is a distinct semiprime: 908463311 = 7 ⋅129780473.

It is a cyclic number.

It is not a de Polignac number, because 113364809 - 2¹² = 113360713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113364409) 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, 63017 + ... + 64790.

It is an arithmetic number, because the mean of its divisors is an integer number (28373376).

Almost surely, 2^113364809 is an apocalyptic number.

It is an amenable number.

113364809 is a deficient number, since it is larger than the sum of its proper divisors (128695).

113364809 is an equidigital number, since it uses as much as digits as its factorization.

113364809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128694.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 113364809 is about 10647.2911578486. The cubic root of 113364809 is about 483.9785196965.

The spelling of 113364809 in words is "one hundred thirteen million, three hundred sixty-four thousand, eight hundred nine".