54450889 has 2 divisors, whose sum is σ = 54450890. Its totient is φ = 54450888.

The previous prime is 54450859. The next prime is 54450899. The reversal of 54450889 is 98805445.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28440889 + 26010000 = 5333^2 + 5100^2 .

It is a cyclic number.

It is not a de Polignac number, because 54450889 - 2⁹ = 54450377 is a prime.

It is not a weakly prime, because it can be changed into another prime (54450859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27225444 + 27225445.

It is an arithmetic number, because the mean of its divisors is an integer number (27225445).

Almost surely, 2^54450889 is an apocalyptic number.

It is an amenable number.

54450889 is a deficient number, since it is larger than the sum of its proper divisors (1).

54450889 is an equidigital number, since it uses as much as digits as its factorization.

54450889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 230400, while the sum is 43.

The square root of 54450889 is about 7379.0845638196. The cubic root of 54450889 is about 379.0254088687.

The spelling of 54450889 in words is "fifty-four million, four hundred fifty thousand, eight hundred eighty-nine".