2113164705 has 16 divisors (see below), whose sum is σ = 3559014720. Its totient is φ = 1067704128.

The previous prime is 2113164689. The next prime is 2113164707. The reversal of 2113164705 is 5074613112.

It is not a de Polignac number, because 2113164705 - 2⁴ = 2113164689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2113164707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3707022 + ... + 3707591.

It is an arithmetic number, because the mean of its divisors is an integer number (222438420).

Almost surely, 2^2113164705 is an apocalyptic number.

It is an amenable number.

2113164705 is a deficient number, since it is larger than the sum of its proper divisors (1445850015).

2113164705 is a wasteful number, since it uses less digits than its factorization.

2113164705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7414640.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 2113164705 is about 45969.1712455206. The cubic root of 2113164705 is about 1283.2495365911.

Adding to 2113164705 its reverse (5074613112), we get a palindrome (7187777817).

The spelling of 2113164705 in words is "two billion, one hundred thirteen million, one hundred sixty-four thousand, seven hundred five".