1312592 has 10 divisors (see below), whose sum is σ = 2543178. Its totient is φ = 656288.

The previous prime is 1312583. The next prime is 1312601. The reversal of 1312592 is 2952131.

It is an interprime number because it is at equal distance from previous prime (1312583) and next prime (1312601).

It can be written as a sum of positive squares in only one way, i.e., 678976 + 633616 = 824^2 + 796^2 .

It is a super-3 number, since 3×1312592³ = 6784385443733336064, which contains 333 as substring.

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 as a sum of consecutive naturals, namely, 41003 + ... + 41034.

2^1312592 is an apocalyptic number.

It is an amenable number.

1312592 is a deficient number, since it is larger than the sum of its proper divisors (1230586).

1312592 is an equidigital number, since it uses as much as digits as its factorization.

1312592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82045 (or 82039 counting only the distinct ones).

The product of its digits is 540, while the sum is 23.

The square root of 1312592 is about 1145.6840751272. The cubic root of 1312592 is about 109.4905366327.

The spelling of 1312592 in words is "one million, three hundred twelve thousand, five hundred ninety-two".