113566406 has 4 divisors (see below), whose sum is σ = 170349612. Its totient is φ = 56783202.

The previous prime is 113566391. The next prime is 113566441. The reversal of 113566406 is 604665311.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 28391600 + ... + 28391603.

It is an arithmetic number, because the mean of its divisors is an integer number (42587403).

Almost surely, 2^113566406 is an apocalyptic number.

113566406 is a deficient number, since it is larger than the sum of its proper divisors (56783206).

113566406 is an equidigital number, since it uses as much as digits as its factorization.

113566406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56783205.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 113566406 is about 10656.7540086088. The cubic root of 113566406 is about 484.2652366534.

The spelling of 113566406 in words is "one hundred thirteen million, five hundred sixty-six thousand, four hundred six".