1040501252 has 48 divisors (see below), whose sum is σ = 2207415168. Its totient is φ = 418936320.

The previous prime is 1040501233. The next prime is 1040501261. The reversal of 1040501252 is 2521050401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312983 + ... + 316289.

It is an arithmetic number, because the mean of its divisors is an integer number (45987816).

Almost surely, 2^1040501252 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 1040501252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1103707584).

1040501252 is an abundant number, since it is smaller than the sum of its proper divisors (1166913916).

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

1040501252 is a wasteful number, since it uses less digits than its factorization.

1040501252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3996 (or 3994 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 1040501252 is about 32256.8016393442. The cubic root of 1040501252 is about 1013.3221495284.

Adding to 1040501252 its reverse (2521050401), we get a palindrome (3561551653).

The spelling of 1040501252 in words is "one billion, forty million, five hundred one thousand, two hundred fifty-two".