2265111 has 16 divisors (see below), whose sum is σ = 3435520. Its totient is φ = 1474200.

The previous prime is 2265101. The next prime is 2265143. The reversal of 2265111 is 1115622.

2265111 is a `hidden beast` number, since 2 + 2 + 651 + 11 = 666.

It is not a de Polignac number, because 2265111 - 2⁵ = 2265079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186 + ... + 2136.

It is an arithmetic number, because the mean of its divisors is an integer number (214720).

2^2265111 is an apocalyptic number.

2265111 is a deficient number, since it is larger than the sum of its proper divisors (1170409).

2265111 is a wasteful number, since it uses less digits than its factorization.

2265111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003 (or 1997 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 2265111 is about 1505.0285711574. The cubic root of 2265111 is about 131.3297637607.

The spelling of 2265111 in words is "two million, two hundred sixty-five thousand, one hundred eleven".