1313944 has 32 divisors (see below), whose sum is σ = 2653920. Its totient is φ = 608256.

The previous prime is 1313929. The next prime is 1313953. The reversal of 1313944 is 4493131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6712 + ... + 6904.

It is an arithmetic number, because the mean of its divisors is an integer number (82935).

2^1313944 is an apocalyptic number.

It is an amenable number.

1313944 is an abundant number, since it is smaller than the sum of its proper divisors (1339976).

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

1313944 is a wasteful number, since it uses less digits than its factorization.

1313944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 255 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 1313944 is about 1146.2739637626. The cubic root of 1313944 is about 109.5281163248.

The spelling of 1313944 in words is "one million, three hundred thirteen thousand, nine hundred forty-four".