54242117 has 2 divisors, whose sum is σ = 54242118. Its totient is φ = 54242116.

The previous prime is 54242107. The next prime is 54242141. The reversal of 54242117 is 71124245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54081316 + 160801 = 7354^2 + 401^2 .

It is a cyclic number.

It is not a de Polignac number, because 54242117 - 2¹⁸ = 53979973 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54242107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27121058 + 27121059.

It is an arithmetic number, because the mean of its divisors is an integer number (27121059).

Almost surely, 2^54242117 is an apocalyptic number.

It is an amenable number.

54242117 is a deficient number, since it is larger than the sum of its proper divisors (1).

54242117 is an equidigital number, since it uses as much as digits as its factorization.

54242117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2240, while the sum is 26.

The square root of 54242117 is about 7364.9247789777. The cubic root of 54242117 is about 378.5403770561.

The spelling of 54242117 in words is "fifty-four million, two hundred forty-two thousand, one hundred seventeen".