2113665235 has 8 divisors (see below), whose sum is σ = 2766980016. Its totient is φ = 1537211040.

The previous prime is 2113665179. The next prime is 2113665259. The reversal of 2113665235 is 5325663112.

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

It is not a de Polignac number, because 2113665235 - 2¹¹ = 2113663187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2113665235.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19215084 + ... + 19215193.

It is an arithmetic number, because the mean of its divisors is an integer number (345872502).

Almost surely, 2^2113665235 is an apocalyptic number.

2113665235 is a deficient number, since it is larger than the sum of its proper divisors (653314781).

2113665235 is a wasteful number, since it uses less digits than its factorization.

2113665235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38430293.

The product of its digits is 32400, while the sum is 34.

The square root of 2113665235 is about 45974.6151153003. The cubic root of 2113665235 is about 1283.3508465967.

The spelling of 2113665235 in words is "two billion, one hundred thirteen million, six hundred sixty-five thousand, two hundred thirty-five".