1313413244 has 36 divisors (see below), whose sum is σ = 2715156360. Its totient is φ = 551079360.

The previous prime is 1313413237. The next prime is 1313413279. The reversal of 1313413244 is 4423143131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80879 + ... + 95750.

It is an arithmetic number, because the mean of its divisors is an integer number (75421010).

Almost surely, 2^1313413244 is an apocalyptic number.

It is an amenable number.

1313413244 is an abundant number, since it is smaller than the sum of its proper divisors (1401743116).

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

1313413244 is a wasteful number, since it uses less digits than its factorization.

1313413244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176670 (or 176655 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 1313413244 is about 36241.0436383943. The cubic root of 1313413244 is about 1095.1336670225.

Adding to 1313413244 its reverse (4423143131), we get a palindrome (5736556375).

The spelling of 1313413244 in words is "one billion, three hundred thirteen million, four hundred thirteen thousand, two hundred forty-four".