54228539 has 2 divisors, whose sum is σ = 54228540. Its totient is φ = 54228538.

The previous prime is 54228533. The next prime is 54228557. The reversal of 54228539 is 93582245.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54228539 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54228533) 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, 27114269 + 27114270.

It is an arithmetic number, because the mean of its divisors is an integer number (27114270).

Almost surely, 2^54228539 is an apocalyptic number.

54228539 is a deficient number, since it is larger than the sum of its proper divisors (1).

54228539 is an equidigital number, since it uses as much as digits as its factorization.

54228539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 38.

The square root of 54228539 is about 7364.0029196083. The cubic root of 54228539 is about 378.5087887477.

The spelling of 54228539 in words is "fifty-four million, two hundred twenty-eight thousand, five hundred thirty-nine".