2313064645 has 4 divisors (see below), whose sum is σ = 2775677580. Its totient is φ = 1850451712.

The previous prime is 2313064631. The next prime is 2313064723. The reversal of 2313064645 is 5464603132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 782768484 + 1530296161 = 27978^2 + 39119^2 .

It is a cyclic number.

It is not a de Polignac number, because 2313064645 - 2⁵ = 2313064613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2313064645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231306460 + ... + 231306469.

It is an arithmetic number, because the mean of its divisors is an integer number (693919395).

Almost surely, 2^2313064645 is an apocalyptic number.

It is an amenable number.

2313064645 is a deficient number, since it is larger than the sum of its proper divisors (462612935).

2313064645 is an equidigital number, since it uses as much as digits as its factorization.

2313064645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462612934.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 2313064645 is about 48094.3306949998. The cubic root of 2313064645 is about 1322.5007393480.

Adding to 2313064645 its reverse (5464603132), we get a palindrome (7777667777).

The spelling of 2313064645 in words is "two billion, three hundred thirteen million, sixty-four thousand, six hundred forty-five".