15005203252 has 12 divisors (see below), whose sum is σ = 28279036996. Its totient is φ = 6925478400.

The previous prime is 15005203211. The next prime is 15005203303. The reversal of 15005203252 is 25230250051.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8090282916 + 6914920336 = 89946^2 + 83156^2 .

It is a super-2 number, since 2×15005203252² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144280749 + ... + 144280852.

Almost surely, 2^15005203252 is an apocalyptic number.

It is an amenable number.

15005203252 is a deficient number, since it is larger than the sum of its proper divisors (13273833744).

15005203252 is a wasteful number, since it uses less digits than its factorization.

15005203252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288561618 (or 288561616 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The spelling of 15005203252 in words is "fifteen billion, five million, two hundred three thousand, two hundred fifty-two".