553003563 has 12 divisors (see below), whose sum is σ = 857720040. Its totient is φ = 316001952.

The previous prime is 553003541. The next prime is 553003589. The reversal of 553003563 is 365300355.

It is not a de Polignac number, because 553003563 - 2¹⁰ = 553002539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 553003563.

It is not an unprimeable number, because it can be changed into a prime (553003963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1880818 + ... + 1881111.

It is an arithmetic number, because the mean of its divisors is an integer number (71476670).

Almost surely, 2^553003563 is an apocalyptic number.

553003563 is a deficient number, since it is larger than the sum of its proper divisors (304716477).

553003563 is a wasteful number, since it uses less digits than its factorization.

553003563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3761946 (or 3761939 counting only the distinct ones).

The product of its (nonzero) digits is 20250, while the sum is 30.

The square root of 553003563 is about 23516.0277895736. The cubic root of 553003563 is about 820.8100081450.

The spelling of 553003563 in words is "five hundred fifty-three million, three thousand, five hundred sixty-three".