113566045 has 4 divisors (see below), whose sum is σ = 136279260. Its totient is φ = 90852832.

The previous prime is 113566031. The next prime is 113566081. The reversal of 113566045 is 540665311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15912121 + 97653924 = 3989^2 + 9882^2 .

It is a cyclic number.

It is not a de Polignac number, because 113566045 - 2⁹ = 113565533 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 113565998 and 113566016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11356600 + ... + 11356609.

It is an arithmetic number, because the mean of its divisors is an integer number (34069815).

Almost surely, 2^113566045 is an apocalyptic number.

It is an amenable number.

113566045 is a deficient number, since it is larger than the sum of its proper divisors (22713215).

113566045 is an equidigital number, since it uses as much as digits as its factorization.

113566045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22713214.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 113566045 is about 10656.7370709800. The cubic root of 113566045 is about 484.2647235324.

The spelling of 113566045 in words is "one hundred thirteen million, five hundred sixty-six thousand, forty-five".