113665201 has 16 divisors (see below), whose sum is σ = 129830400. Its totient is φ = 98644608.

The previous prime is 113665199. The next prime is 113665207. The reversal of 113665201 is 102566311.

It is a cyclic number.

It is not a de Polignac number, because 113665201 - 2¹ = 113665199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113665207) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 32160 + ... + 35518.

It is an arithmetic number, because the mean of its divisors is an integer number (8114400).

Almost surely, 2^113665201 is an apocalyptic number.

It is an amenable number.

113665201 is a deficient number, since it is larger than the sum of its proper divisors (16165199).

113665201 is a wasteful number, since it uses less digits than its factorization.

113665201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3528.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 113665201 is about 10661.3883242287. The cubic root of 113665201 is about 484.4056218227.

The spelling of 113665201 in words is "one hundred thirteen million, six hundred sixty-five thousand, two hundred one".