1313829012 has 12 divisors (see below), whose sum is σ = 3065601056. Its totient is φ = 437943000.

The previous prime is 1313828987. The next prime is 1313829017. The reversal of 1313829012 is 2109283131.

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

It is a super-2 number, since 2×1313829012² = 3452293345545792288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313829017) 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, 54742864 + ... + 54742887.

Almost surely, 2^1313829012 is an apocalyptic number.

1313829012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313829012 is an abundant number, since it is smaller than the sum of its proper divisors (1751772044).

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

1313829012 is a wasteful number, since it uses less digits than its factorization.

1313829012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109485758 (or 109485756 counting only the distinct ones).

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

The square root of 1313829012 is about 36246.7793327904. The cubic root of 1313829012 is about 1095.2492116414.

The spelling of 1313829012 in words is "one billion, three hundred thirteen million, eight hundred twenty-nine thousand, twelve".