54056017 has 2 divisors, whose sum is σ = 54056018. Its totient is φ = 54056016.

The previous prime is 54055997. The next prime is 54056021. The reversal of 54056017 is 71065045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53816896 + 239121 = 7336^2 + 489^2 .

It is a cyclic number.

It is not a de Polignac number, because 54056017 - 2⁷ = 54055889 is a prime.

It is not a weakly prime, because it can be changed into another prime (54056027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27028008 + 27028009.

It is an arithmetic number, because the mean of its divisors is an integer number (27028009).

Almost surely, 2^54056017 is an apocalyptic number.

It is an amenable number.

54056017 is a deficient number, since it is larger than the sum of its proper divisors (1).

54056017 is an equidigital number, since it uses as much as digits as its factorization.

54056017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 54056017 is about 7352.2797144831. The cubic root of 54056017 is about 378.1069679446.

Subtracting 54056017 from its reverse (71065045), we obtain a triangular number (17009028 = T₅₈₃₂).

The spelling of 54056017 in words is "fifty-four million, fifty-six thousand, seventeen".