1313628323 has 8 divisors (see below), whose sum is σ = 1501570560. Its totient is φ = 1125756360.

The previous prime is 1313628313. The next prime is 1313628347. The reversal of 1313628323 is 3238263131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1313628323 - 2⁸ = 1313628067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1313628323.

It is not an unprimeable number, because it can be changed into a prime (1313628313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31718 + ... + 60276.

It is an arithmetic number, because the mean of its divisors is an integer number (187696320).

Almost surely, 2^1313628323 is an apocalyptic number.

1313628323 is a deficient number, since it is larger than the sum of its proper divisors (187942237).

1313628323 is an equidigital number, since it uses as much as digits as its factorization.

1313628323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35137.

The product of its digits is 15552, while the sum is 32.

The square root of 1313628323 is about 36244.0108569678. The cubic root of 1313628323 is about 1095.1934419129.

The spelling of 1313628323 in words is "one billion, three hundred thirteen million, six hundred twenty-eight thousand, three hundred twenty-three".