1315953012 has 24 divisors (see below), whose sum is σ = 3349698912. Its totient is φ = 398773600.

The previous prime is 1315952993. The next prime is 1315953013. The reversal of 1315953012 is 2103595131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315953013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4984539 + ... + 4984802.

It is an arithmetic number, because the mean of its divisors is an integer number (139570788).

Almost surely, 2^1315953012 is an apocalyptic number.

1315953012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1315953012 is an abundant number, since it is smaller than the sum of its proper divisors (2033745900).

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

1315953012 is a wasteful number, since it uses less digits than its factorization.

1315953012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9969359 (or 9969357 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 30.

The square root of 1315953012 is about 36276.0666555789. The cubic root of 1315953012 is about 1095.8391049534.

The spelling of 1315953012 in words is "one billion, three hundred fifteen million, nine hundred fifty-three thousand, twelve".