54223009 has 2 divisors, whose sum is σ = 54223010. Its totient is φ = 54223008.

The previous prime is 54222997. The next prime is 54223021. The reversal of 54223009 is 90032245.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (54222997) and next prime (54223021).

It can be written as a sum of positive squares in only one way, i.e., 52056225 + 2166784 = 7215^2 + 1472^2 .

It is a cyclic number.

It is not a de Polignac number, because 54223009 - 2⁵ = 54222977 is a prime.

It is not a weakly prime, because it can be changed into another prime (54223049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27111504 + 27111505.

It is an arithmetic number, because the mean of its divisors is an integer number (27111505).

Almost surely, 2^54223009 is an apocalyptic number.

It is an amenable number.

54223009 is a deficient number, since it is larger than the sum of its proper divisors (1).

54223009 is an equidigital number, since it uses as much as digits as its factorization.

54223009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 54223009 is about 7363.6274348992. The cubic root of 54223009 is about 378.4959220616.

The spelling of 54223009 in words is "fifty-four million, two hundred twenty-three thousand, nine".