1252554132 has 48 divisors (see below), whose sum is σ = 3020193792. Its totient is φ = 403609440.

The previous prime is 1252554071. The next prime is 1252554139. The reversal of 1252554132 is 2314552521.

It is a self number, because there is not a number n which added to its sum of digits gives 1252554132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252554139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 677233 + ... + 679079.

It is an arithmetic number, because the mean of its divisors is an integer number (62920704).

Almost surely, 2^1252554132 is an apocalyptic number.

1252554132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1252554132 is an abundant number, since it is smaller than the sum of its proper divisors (1767639660).

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

1252554132 is a wasteful number, since it uses less digits than its factorization.

1252554132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3708 (or 3706 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 1252554132 is about 35391.4415077996. The cubic root of 1252554132 is about 1077.9505406061.

The spelling of 1252554132 in words is "one billion, two hundred fifty-two million, five hundred fifty-four thousand, one hundred thirty-two".