54388273 has 2 divisors, whose sum is σ = 54388274. Its totient is φ = 54388272.

The previous prime is 54388267. The next prime is 54388277. The reversal of 54388273 is 37288345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49112064 + 5276209 = 7008^2 + 2297^2 .

It is a cyclic number.

It is not a de Polignac number, because 54388273 - 2⁹ = 54387761 is a prime.

It is not a weakly prime, because it can be changed into another prime (54388277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27194136 + 27194137.

It is an arithmetic number, because the mean of its divisors is an integer number (27194137).

Almost surely, 2^54388273 is an apocalyptic number.

It is an amenable number.

54388273 is a deficient number, since it is larger than the sum of its proper divisors (1).

54388273 is an equidigital number, since it uses as much as digits as its factorization.

54388273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 40.

The square root of 54388273 is about 7374.8405406490. The cubic root of 54388273 is about 378.8800659211.

The spelling of 54388273 in words is "fifty-four million, three hundred eighty-eight thousand, two hundred seventy-three".