1373312 has 16 divisors (see below), whose sum is σ = 2736150. Its totient is φ = 686592.

The previous prime is 1373233. The next prime is 1373321. The reversal of 1373312 is 2133731.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1032256 + 341056 = 1016^2 + 584^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5237 + ... + 5492.

2^1373312 is an apocalyptic number.

It is an amenable number.

1373312 is a deficient number, since it is larger than the sum of its proper divisors (1362838).

1373312 is an equidigital number, since it uses as much as digits as its factorization.

1373312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10743 (or 10731 counting only the distinct ones).

The product of its digits is 378, while the sum is 20.

The square root of 1373312 is about 1171.8839532991. The cubic root of 1373312 is about 111.1534819145.

The spelling of 1373312 in words is "one million, three hundred seventy-three thousand, three hundred twelve".