10503564 has 12 divisors (see below), whose sum is σ = 24508344. Its totient is φ = 3501184.

The previous prime is 10503553. The next prime is 10503583. The reversal of 10503564 is 46530501.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×10503564² = 220649713404192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437637 + ... + 437660.

It is an arithmetic number, because the mean of its divisors is an integer number (2042362).

Almost surely, 2^10503564 is an apocalyptic number.

It is an amenable number.

10503564 is an abundant number, since it is smaller than the sum of its proper divisors (14004780).

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

10503564 is a wasteful number, since it uses less digits than its factorization.

10503564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875304 (or 875302 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 10503564 is about 3240.9202396850. The cubic root of 10503564 is about 219.0007297572. Note that the first 3 decimals are identical.

The spelling of 10503564 in words is "ten million, five hundred three thousand, five hundred sixty-four".