54392917 has 2 divisors, whose sum is σ = 54392918. Its totient is φ = 54392916.

The previous prime is 54392881. The next prime is 54392927. The reversal of 54392917 is 71929345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46321636 + 8071281 = 6806^2 + 2841^2 .

It is a cyclic number.

It is not a de Polignac number, because 54392917 - 2¹⁵ = 54360149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54392917.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54392927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27196458 + 27196459.

It is an arithmetic number, because the mean of its divisors is an integer number (27196459).

Almost surely, 2^54392917 is an apocalyptic number.

It is an amenable number.

54392917 is a deficient number, since it is larger than the sum of its proper divisors (1).

54392917 is an equidigital number, since it uses as much as digits as its factorization.

54392917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 40.

The square root of 54392917 is about 7375.1553881935. The cubic root of 54392917 is about 378.8908493054.

The spelling of 54392917 in words is "fifty-four million, three hundred ninety-two thousand, nine hundred seventeen".