11222807 has 4 divisors (see below), whose sum is σ = 11496576. Its totient is φ = 10949040.

The previous prime is 11222791. The next prime is 11222843. The reversal of 11222807 is 70822211.

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 11222807 - 2⁴ = 11222791 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222857) 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, 136823 + ... + 136904.

It is an arithmetic number, because the mean of its divisors is an integer number (2874144).

Almost surely, 2^11222807 is an apocalyptic number.

11222807 is a deficient number, since it is larger than the sum of its proper divisors (273769).

11222807 is an equidigital number, since it uses as much as digits as its factorization.

11222807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273768.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 11222807 is about 3350.0458205822. The cubic root of 11222807 is about 223.8895541301.

The spelling of 11222807 in words is "eleven million, two hundred twenty-two thousand, eight hundred seven".