1253002544 has 40 divisors (see below), whose sum is σ = 2597052528. Its totient is φ = 583557120.

The previous prime is 1253002483. The next prime is 1253002549. The reversal of 1253002544 is 4452003521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1253002549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2639 + ... + 50129.

Almost surely, 2^1253002544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1253002544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1298526264).

1253002544 is an abundant number, since it is smaller than the sum of its proper divisors (1344049984).

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

1253002544 is a wasteful number, since it uses less digits than its factorization.

1253002544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47613 (or 47607 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1253002544 is about 35397.7759753349. The cubic root of 1253002544 is about 1078.0791600074.

The spelling of 1253002544 in words is "one billion, two hundred fifty-three million, two thousand, five hundred forty-four".