1253632312 has 32 divisors (see below), whose sum is σ = 2554099200. Its totient is φ = 574668000.

The previous prime is 1253632307. The next prime is 1253632339. The reversal of 1253632312 is 2132363521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128314 + ... + 137737.

It is an arithmetic number, because the mean of its divisors is an integer number (79815600).

Almost surely, 2^1253632312 is an apocalyptic number.

It is an amenable number.

1253632312 is an abundant number, since it is smaller than the sum of its proper divisors (1300466888).

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

1253632312 is a wasteful number, since it uses less digits than its factorization.

1253632312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266107 (or 266103 counting only the distinct ones).

The product of its digits is 6480, while the sum is 28.

The square root of 1253632312 is about 35406.6704449882. The cubic root of 1253632312 is about 1078.2597465101.

Adding to 1253632312 its reverse (2132363521), we get a palindrome (3385995833).

The spelling of 1253632312 in words is "one billion, two hundred fifty-three million, six hundred thirty-two thousand, three hundred twelve".