54404459 has 2 divisors, whose sum is σ = 54404460. Its totient is φ = 54404458.

The previous prime is 54404401. The next prime is 54404477. The reversal of 54404459 is 95440445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54404459 - 2¹⁶ = 54338923 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54404489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27202229 + 27202230.

It is an arithmetic number, because the mean of its divisors is an integer number (27202230).

Almost surely, 2^54404459 is an apocalyptic number.

54404459 is a deficient number, since it is larger than the sum of its proper divisors (1).

54404459 is an equidigital number, since it uses as much as digits as its factorization.

54404459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 54404459 is about 7375.9378386752. The cubic root of 54404459 is about 378.9176472118.

The spelling of 54404459 in words is "fifty-four million, four hundred four thousand, four hundred fifty-nine".