54244009 has 2 divisors, whose sum is σ = 54244010. Its totient is φ = 54244008.

The previous prime is 54243997. The next prime is 54244019. The reversal of 54244009 is 90044245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54243225 + 784 = 7365^2 + 28^2 .

It is a cyclic number.

It is not a de Polignac number, because 54244009 - 2¹⁷ = 54112937 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54244019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27122004 + 27122005.

It is an arithmetic number, because the mean of its divisors is an integer number (27122005).

Almost surely, 2^54244009 is an apocalyptic number.

It is an amenable number.

54244009 is a deficient number, since it is larger than the sum of its proper divisors (1).

54244009 is an equidigital number, since it uses as much as digits as its factorization.

54244009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 54244009 is about 7365.0532245192. The cubic root of 54244009 is about 378.5447782490.

It can be divided in two parts, 542 and 44009, that added together give a triangular number (44551 = T₂₉₈).

The spelling of 54244009 in words is "fifty-four million, two hundred forty-four thousand, nine".