2813391012 has 12 divisors (see below), whose sum is σ = 6564579056. Its totient is φ = 937797000.

The previous prime is 2813390963. The next prime is 2813391017. The reversal of 2813391012 is 2101933182.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2813391017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117224614 + ... + 117224637.

Almost surely, 2^2813391012 is an apocalyptic number.

It is an amenable number.

2813391012 is an abundant number, since it is smaller than the sum of its proper divisors (3751188044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2813391012 is a wasteful number, since it uses less digits than its factorization.

2813391012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234449258 (or 234449256 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 2813391012 is about 53041.4084654622. The cubic root of 2813391012 is about 1411.7030896977.

The spelling of 2813391012 in words is "two billion, eight hundred thirteen million, three hundred ninety-one thousand, twelve".