113204534665 has 8 divisors (see below), whose sum is σ = 136065616200. Its totient is φ = 90416844672.

The previous prime is 113204534627. The next prime is 113204534689. The reversal of 113204534665 is 566435402311.

It can be written as a sum of positive squares in 4 ways, for example, as 387144976 + 112817389689 = 19676^2 + 335883^2 .

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 113204534665 - 2³⁵ = 78844796297 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18344490 + ... + 18350659.

It is an arithmetic number, because the mean of its divisors is an integer number (17008202025).

Almost surely, 2^113204534665 is an apocalyptic number.

It is an amenable number.

113204534665 is a deficient number, since it is larger than the sum of its proper divisors (22861081535).

113204534665 is an equidigital number, since it uses as much as digits as its factorization.

113204534665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36695771.

The product of its (nonzero) digits is 259200, while the sum is 40.

Adding to 113204534665 its reverse (566435402311), we get a palindrome (679639936976).

The spelling of 113204534665 in words is "one hundred thirteen billion, two hundred four million, five hundred thirty-four thousand, six hundred sixty-five".