54538459 has 2 divisors, whose sum is σ = 54538460. Its totient is φ = 54538458.

The previous prime is 54538439. The next prime is 54538483. The reversal of 54538459 is 95483545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54538459 - 2⁵ = 54538427 is a prime.

It is not a weakly prime, because it can be changed into another prime (54538409) 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, 27269229 + 27269230.

It is an arithmetic number, because the mean of its divisors is an integer number (27269230).

Almost surely, 2^54538459 is an apocalyptic number.

54538459 is a deficient number, since it is larger than the sum of its proper divisors (1).

54538459 is an equidigital number, since it uses as much as digits as its factorization.

54538459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432000, while the sum is 43.

The square root of 54538459 is about 7385.0158429079. The cubic root of 54538459 is about 379.2284877556.

The spelling of 54538459 in words is "fifty-four million, five hundred thirty-eight thousand, four hundred fifty-nine".