11265563 has 2 divisors, whose sum is σ = 11265564. Its totient is φ = 11265562.

The previous prime is 11265547. The next prime is 11265593. The reversal of 11265563 is 36556211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11265563 - 2⁴ = 11265547 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11265503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5632781 + 5632782.

It is an arithmetic number, because the mean of its divisors is an integer number (5632782).

Almost surely, 2^11265563 is an apocalyptic number.

11265563 is a deficient number, since it is larger than the sum of its proper divisors (1).

11265563 is an equidigital number, since it uses as much as digits as its factorization.

11265563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400, while the sum is 29.

The square root of 11265563 is about 3356.4211595090. The cubic root of 11265563 is about 224.1735143145.

The spelling of 11265563 in words is "eleven million, two hundred sixty-five thousand, five hundred sixty-three".