22120459 has 2 divisors, whose sum is σ = 22120460. Its totient is φ = 22120458.

The previous prime is 22120433. The next prime is 22120477. The reversal of 22120459 is 95402122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22120459 - 2⁷ = 22120331 is a prime.

It is not a weakly prime, because it can be changed into another prime (22120499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060229 + 11060230.

It is an arithmetic number, because the mean of its divisors is an integer number (11060230).

Almost surely, 2^22120459 is an apocalyptic number.

22120459 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120459 is an equidigital number, since it uses as much as digits as its factorization.

22120459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 22120459 is about 4703.2392029324. The cubic root of 22120459 is about 280.7144128883.

The spelling of 22120459 in words is "twenty-two million, one hundred twenty thousand, four hundred fifty-nine".