11214566 has 16 divisors (see below), whose sum is σ = 18800208. Its totient is φ = 4972800.

The previous prime is 11214559. The next prime is 11214571. The reversal of 11214566 is 66541211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5315 + ... + 7118.

It is an arithmetic number, because the mean of its divisors is an integer number (1175013).

Almost surely, 2^11214566 is an apocalyptic number.

11214566 is a deficient number, since it is larger than the sum of its proper divisors (7585642).

11214566 is a wasteful number, since it uses less digits than its factorization.

11214566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12487.

The product of its digits is 1440, while the sum is 26.

The square root of 11214566 is about 3348.8156115260. The cubic root of 11214566 is about 223.8347393938.

Adding to 11214566 its reverse (66541211), we get a palindrome (77755777).

It can be divided in two parts, 112145 and 66, that added together give a palindrome (112211).

The spelling of 11214566 in words is "eleven million, two hundred fourteen thousand, five hundred sixty-six".