22548011 has 2 divisors, whose sum is σ = 22548012. Its totient is φ = 22548010.

The previous prime is 22547999. The next prime is 22548017. The reversal of 22548011 is 11084522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22548011 - 2¹⁰ = 22546987 is a prime.

It is a super-2 number, since 2×22548011² = 1016825600112242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22548017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11274005 + 11274006.

It is an arithmetic number, because the mean of its divisors is an integer number (11274006).

Almost surely, 2^22548011 is an apocalyptic number.

22548011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22548011 is an equidigital number, since it uses as much as digits as its factorization.

22548011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 22548011 is about 4748.4745971733. The cubic root of 22548011 is about 282.5114663683.

The spelling of 22548011 in words is "twenty-two million, five hundred forty-eight thousand, eleven".