1053521481125 has 16 divisors (see below), whose sum is σ = 1316545651200. Its totient is φ = 841694850000.

The previous prime is 1053521481113. The next prime is 1053521481149. The reversal of 1053521481125 is 5211841253501.

It is a happy number.

1053521481125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-1053521481125 is a prime.

It is a super-2 number, since 2×1053521481125² (a number of 25 digits) contains 22 as substring.

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, 5517425 + ... + 5705174.

It is an arithmetic number, because the mean of its divisors is an integer number (82284103200).

Almost surely, 2^{1053521481125} is an apocalyptic number.

It is an amenable number.

1053521481125 is a deficient number, since it is larger than the sum of its proper divisors (263024170075).

1053521481125 is an equidigital number, since it uses as much as digits as its factorization.

1053521481125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11223365 (or 11223355 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 38.

The spelling of 1053521481125 in words is "one trillion, fifty-three billion, five hundred twenty-one million, four hundred eighty-one thousand, one hundred twenty-five".