11222579 has 2 divisors, whose sum is σ = 11222580. Its totient is φ = 11222578.

The previous prime is 11222573. The next prime is 11222599. The reversal of 11222579 is 97522211.

It is a weak prime.

It is an emirp because it is prime and its reverse (97522211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11222579 - 2¹² = 11218483 is a prime.

It is a super-2 number, since 2×11222579² = 251892558822482, which contains 22 as substring.

It is a Chen prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (11222573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611289 + 5611290.

It is an arithmetic number, because the mean of its divisors is an integer number (5611290).

Almost surely, 2^11222579 is an apocalyptic number.

11222579 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222579 is an equidigital number, since it uses as much as digits as its factorization.

11222579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 29.

The square root of 11222579 is about 3350.0117910240. The cubic root of 11222579 is about 223.8880379567. Note that the first 3 decimals are identical.

The spelling of 11222579 in words is "eleven million, two hundred twenty-two thousand, five hundred seventy-nine".