1312363000 has 128 divisors (see below), whose sum is σ = 3333395520. Its totient is φ = 480729600.

The previous prime is 1312362979. The next prime is 1312363001. The reversal of 1312363000 is 3632131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312363001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2040679 + ... + 2041321.

Almost surely, 2^1312363000 is an apocalyptic number.

1312363000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1312363000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1666697760).

1312363000 is an abundant number, since it is smaller than the sum of its proper divisors (2021032520).

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

1312363000 is a wasteful number, since it uses less digits than its factorization.

1312363000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834 (or 820 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 1312363000 is about 36226.5510364981. The cubic root of 1312363000 is about 1094.8416887815.

Adding to 1312363000 its reverse (3632131), we get a palindrome (1315995131).

The spelling of 1312363000 in words is "one billion, three hundred twelve million, three hundred sixty-three thousand".