1253331132 has 48 divisors (see below), whose sum is σ = 3044950944. Its totient is φ = 400896000.

The previous prime is 1253331109. The next prime is 1253331151. The reversal of 1253331132 is 2311333521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9132 + ... + 50892.

It is an arithmetic number, because the mean of its divisors is an integer number (63436478).

Almost surely, 2^1253331132 is an apocalyptic number.

1253331132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1253331132 is an abundant number, since it is smaller than the sum of its proper divisors (1791619812).

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

1253331132 is a wasteful number, since it uses less digits than its factorization.

1253331132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41870 (or 41868 counting only the distinct ones).

The product of its digits is 1620, while the sum is 24.

The square root of 1253331132 is about 35402.4170361290. The cubic root of 1253331132 is about 1078.1733904397.

Adding to 1253331132 its reverse (2311333521), we get a palindrome (3564664653).

The spelling of 1253331132 in words is "one billion, two hundred fifty-three million, three hundred thirty-one thousand, one hundred thirty-two".