113423665 has 8 divisors (see below), whose sum is σ = 138415680. Its totient is φ = 89200752.

The previous prime is 113423659. The next prime is 113423729. The reversal of 113423665 is 566324311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113423665 - 2⁹ = 113423153 is a prime.

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 in 7 ways as a sum of consecutive naturals, for example, 191949 + ... + 192538.

It is an arithmetic number, because the mean of its divisors is an integer number (17301960).

Almost surely, 2^113423665 is an apocalyptic number.

It is an amenable number.

113423665 is a deficient number, since it is larger than the sum of its proper divisors (24992015).

113423665 is an equidigital number, since it uses as much as digits as its factorization.

113423665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384551.

The product of its digits is 12960, while the sum is 31.

The square root of 113423665 is about 10650.0546946952. The cubic root of 113423665 is about 484.0622614733.

Adding to 113423665 its reverse (566324311), we get a palindrome (679747976).

The spelling of 113423665 in words is "one hundred thirteen million, four hundred twenty-three thousand, six hundred sixty-five".