1053521452 has 6 divisors (see below), whose sum is σ = 1843662548. Its totient is φ = 526760724.

The previous prime is 1053521437. The next prime is 1053521471. The reversal of 1053521452 is 2541253501.

It is a super-2 number, since 2×1053521452² = 2219814899648376608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1053521452.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131690178 + ... + 131690185.

Almost surely, 2^1053521452 is an apocalyptic number.

It is an amenable number.

1053521452 is a deficient number, since it is larger than the sum of its proper divisors (790141096).

1053521452 is a wasteful number, since it uses less digits than its factorization.

1053521452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263380367 (or 263380365 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1053521452 is about 32457.9951937885. The cubic root of 1053521452 is about 1017.5313400429.

Adding to 1053521452 its reverse (2541253501), we get a palindrome (3594774953).

The spelling of 1053521452 in words is "one billion, fifty-three million, five hundred twenty-one thousand, four hundred fifty-two".