1310345012 has 12 divisors (see below), whose sum is σ = 2293413696. Its totient is φ = 655083960.

The previous prime is 1310344991. The next prime is 1310345021. The reversal of 1310345012 is 2105430131.

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, 20123 + ... + 55005.

It is an arithmetic number, because the mean of its divisors is an integer number (191117808).

Almost surely, 2^1310345012 is an apocalyptic number.

It is an amenable number.

1310345012 is a deficient number, since it is larger than the sum of its proper divisors (983068684).

1310345012 is a wasteful number, since it uses less digits than its factorization.

1310345012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44278 (or 44276 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1310345012 is about 36198.6879872738. The cubic root of 1310345012 is about 1094.2802306095.

Adding to 1310345012 its reverse (2105430131), we get a palindrome (3415775143).

The spelling of 1310345012 in words is "one billion, three hundred ten million, three hundred forty-five thousand, twelve".