1310000012 has 6 divisors (see below), whose sum is σ = 2292500028. Its totient is φ = 655000004.

The previous prime is 1309999987. The next prime is 1310000017. The reversal of 1310000012 is 2100000131.

It is a super-2 number, since 2×1310000012² = 3432200062880000288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1310000017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163749998 + ... + 163750005.

It is an arithmetic number, because the mean of its divisors is an integer number (382083338).

Almost surely, 2^1310000012 is an apocalyptic number.

It is an amenable number.

1310000012 is a deficient number, since it is larger than the sum of its proper divisors (982500016).

1310000012 is a wasteful number, since it uses less digits than its factorization.

1310000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327500007 (or 327500005 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 1310000012 is about 36193.9223074814. The cubic root of 1310000012 is about 1094.1841847046.

Adding to 1310000012 its reverse (2100000131), we get a palindrome (3410000143).

It can be divided in two parts, 1 and 310000012, that added together give a palindrome (310000013).

The spelling of 1310000012 in words is "one billion, three hundred ten million, twelve", and thus it is an aban number.