5611563 has 12 divisors (see below), whose sum is σ = 8458320. Its totient is φ = 3578256.

The previous prime is 5611553. The next prime is 5611579. The reversal of 5611563 is 3651165.

It is a happy number.

It is not a de Polignac number, because 5611563 - 2⁹ = 5611051 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5611553) 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, 13348 + ... + 13761.

It is an arithmetic number, because the mean of its divisors is an integer number (704860).

Almost surely, 2^5611563 is an apocalyptic number.

5611563 is a deficient number, since it is larger than the sum of its proper divisors (2846757).

5611563 is a wasteful number, since it uses less digits than its factorization.

5611563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27138 (or 27135 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 5611563 is about 2368.8737830454. The cubic root of 5611563 is about 177.7029405351.

The spelling of 5611563 in words is "five million, six hundred eleven thousand, five hundred sixty-three".