2265532511 has 4 divisors (see below), whose sum is σ = 2471490024. Its totient is φ = 2059575000.

The previous prime is 2265532487. The next prime is 2265532517. The reversal of 2265532511 is 1152355622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2265532511 - 2²² = 2261338207 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 (2265532517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102978740 + ... + 102978761.

It is an arithmetic number, because the mean of its divisors is an integer number (617872506).

Almost surely, 2^2265532511 is an apocalyptic number.

2265532511 is a deficient number, since it is larger than the sum of its proper divisors (205957513).

2265532511 is a wasteful number, since it uses less digits than its factorization.

2265532511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205957512.

The product of its digits is 18000, while the sum is 32.

The square root of 2265532511 is about 47597.6103496804. The cubic root of 2265532511 is about 1313.3790957296.

The spelling of 2265532511 in words is "two billion, two hundred sixty-five million, five hundred thirty-two thousand, five hundred eleven".