1053568 has 16 divisors (see below), whose sum is σ = 2099160. Its totient is φ = 526720.

The previous prime is 1053557. The next prime is 1053571. The reversal of 1053568 is 8653501.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×1053568² = 2220011061248, which contains 22 as substring.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3988 + ... + 4243.

2^1053568 is an apocalyptic number.

It is an amenable number.

1053568 is a deficient number, since it is larger than the sum of its proper divisors (1045592).

1053568 is an frugal number, since it uses more digits than its factorization.

1053568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8245 (or 8233 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1053568 is about 1026.4346058079. The cubic root of 1053568 is about 101.7546325769.

The spelling of 1053568 in words is "one million, fifty-three thousand, five hundred sixty-eight".