54519589 has 2 divisors, whose sum is σ = 54519590. Its totient is φ = 54519588.

The previous prime is 54519581. The next prime is 54519593. The reversal of 54519589 is 98591545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51595489 + 2924100 = 7183^2 + 1710^2 .

It is a cyclic number.

It is not a de Polignac number, because 54519589 - 2³ = 54519581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54519581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27259794 + 27259795.

It is an arithmetic number, because the mean of its divisors is an integer number (27259795).

Almost surely, 2^54519589 is an apocalyptic number.

It is an amenable number.

54519589 is a deficient number, since it is larger than the sum of its proper divisors (1).

54519589 is an equidigital number, since it uses as much as digits as its factorization.

54519589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 324000, while the sum is 46.

The square root of 54519589 is about 7383.7381454112. The cubic root of 54519589 is about 379.1847457359.

The spelling of 54519589 in words is "fifty-four million, five hundred nineteen thousand, five hundred eighty-nine".