54628459 has 2 divisors, whose sum is σ = 54628460. Its totient is φ = 54628458.

The previous prime is 54628433. The next prime is 54628471. The reversal of 54628459 is 95482645.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54628459 - 2²¹ = 52531307 is a prime.

It is not a weakly prime, because it can be changed into another prime (54628499) 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, 27314229 + 27314230.

It is an arithmetic number, because the mean of its divisors is an integer number (27314230).

Almost surely, 2^54628459 is an apocalyptic number.

54628459 is a deficient number, since it is larger than the sum of its proper divisors (1).

54628459 is an equidigital number, since it uses as much as digits as its factorization.

54628459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 43.

The square root of 54628459 is about 7391.1067506836. The cubic root of 54628459 is about 379.4369755365.

The spelling of 54628459 in words is "fifty-four million, six hundred twenty-eight thousand, four hundred fifty-nine".