1313313330 has 32 divisors (see below), whose sum is σ = 3602231424. Its totient is φ = 300185856.

The previous prime is 1313313319. The next prime is 1313313367. The reversal of 1313313330 is 333133131.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1313313297 and 1313313306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3126727 + ... + 3127146.

It is an arithmetic number, because the mean of its divisors is an integer number (112569732).

Almost surely, 2^1313313330 is an apocalyptic number.

1313313330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313313330 is an abundant number, since it is smaller than the sum of its proper divisors (2288918094).

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

1313313330 is a wasteful number, since it uses less digits than its factorization.

1313313330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6253890.

The product of its (nonzero) digits is 729, while the sum is 21.

The square root of 1313313330 is about 36239.6651474596. The cubic root of 1313313330 is about 1095.1058966412.

Adding to 1313313330 its reverse (333133131), we get a palindrome (1646446461).

The spelling of 1313313330 in words is "one billion, three hundred thirteen million, three hundred thirteen thousand, three hundred thirty".