54253889 has 2 divisors, whose sum is σ = 54253890. Its totient is φ = 54253888.

The previous prime is 54253861. The next prime is 54253907. The reversal of 54253889 is 98835245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39753025 + 14500864 = 6305^2 + 3808^2 .

It is a cyclic number.

It is not a de Polignac number, because 54253889 - 2¹⁶ = 54188353 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (54253489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27126944 + 27126945.

It is an arithmetic number, because the mean of its divisors is an integer number (27126945).

Almost surely, 2^54253889 is an apocalyptic number.

It is an amenable number.

54253889 is a deficient number, since it is larger than the sum of its proper divisors (1).

54253889 is an equidigital number, since it uses as much as digits as its factorization.

54253889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345600, while the sum is 44.

The square root of 54253889 is about 7365.7239291193. The cubic root of 54253889 is about 378.5677595603.

The spelling of 54253889 in words is "fifty-four million, two hundred fifty-three thousand, eight hundred eighty-nine".