5605111 has 2 divisors, whose sum is σ = 5605112. Its totient is φ = 5605110.

The previous prime is 5605099. The next prime is 5605147. The reversal of 5605111 is 1115065.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5605111 - 2¹¹ = 5603063 is a prime.

It is a Chen prime.

5605111 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5605181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2802555 + 2802556.

It is an arithmetic number, because the mean of its divisors is an integer number (2802556).

Almost surely, 2^5605111 is an apocalyptic number.

5605111 is a deficient number, since it is larger than the sum of its proper divisors (1).

5605111 is an equidigital number, since it uses as much as digits as its factorization.

5605111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 5605111 is about 2367.5115628018. The cubic root of 5605111 is about 177.6348086515.

It can be divided in two parts, 560 and 5111, that added together give a triangular number (5671 = T₁₀₆).

The spelling of 5605111 in words is "five million, six hundred five thousand, one hundred eleven".