2319313045 has 16 divisors (see below), whose sum is σ = 3182179968. Its totient is φ = 1589682240.

The previous prime is 2319313013. The next prime is 2319313049. The reversal of 2319313045 is 5403139132.

2319313045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2319313045 - 2⁵ = 2319313013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2319312998 and 2319313016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2319313049) 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, 72915 + ... + 99775.

It is an arithmetic number, because the mean of its divisors is an integer number (198886248).

Almost surely, 2^2319313045 is an apocalyptic number.

It is an amenable number.

2319313045 is a deficient number, since it is larger than the sum of its proper divisors (862866923).

2319313045 is a wasteful number, since it uses less digits than its factorization.

2319313045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29340.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 2319313045 is about 48159.2467237601. The cubic root of 2319313045 is about 1323.6905149847.

The spelling of 2319313045 in words is "two billion, three hundred nineteen million, three hundred thirteen thousand, forty-five".