1253312 has 14 divisors (see below), whose sum is σ = 2487168. Its totient is φ = 626624.

The previous prime is 1253279. The next prime is 1253323. The reversal of 1253312 is 2133521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9728 + ... + 9855.

2^1253312 is an apocalyptic number.

It is an amenable number.

1253312 is a deficient number, since it is larger than the sum of its proper divisors (1233856).

1253312 is an equidigital number, since it uses as much as digits as its factorization.

1253312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19595 (or 19585 counting only the distinct ones).

The product of its digits is 180, while the sum is 17.

The square root of 1253312 is about 1119.5141803479. The cubic root of 1253312 is about 107.8167904335.

Adding to 1253312 its reverse (2133521), we get a palindrome (3386833).

The spelling of 1253312 in words is "one million, two hundred fifty-three thousand, three hundred twelve".