5005611 has 24 divisors (see below), whose sum is σ = 8037360. Its totient is φ = 3077568.

The previous prime is 5005549. The next prime is 5005613. The reversal of 5005611 is 1165005.

5005611 is a `hidden beast` number, since 50 + 0 + 5 + 611 = 666.

It is not a de Polignac number, because 5005611 - 2¹⁵ = 4972843 is a prime.

It is a super-2 number, since 2×5005611² = 50112282966642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5005613) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4015 + ... + 5111.

It is an arithmetic number, because the mean of its divisors is an integer number (334890).

Almost surely, 2^5005611 is an apocalyptic number.

5005611 is a deficient number, since it is larger than the sum of its proper divisors (3031749).

5005611 is a wasteful number, since it uses less digits than its factorization.

5005611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132 (or 1113 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 5005611 is about 2237.3222834451. The cubic root of 5005611 is about 171.0615352558.

Subtracting from 5005611 its reverse (1165005), we obtain a triangular number (3840606 = T₂₇₇₁).

The spelling of 5005611 in words is "five million, five thousand, six hundred eleven".