54078293 has 2 divisors, whose sum is σ = 54078294. Its totient is φ = 54078292.

The previous prime is 54078287. The next prime is 54078317. The reversal of 54078293 is 39287045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51940849 + 2137444 = 7207^2 + 1462^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54078293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54078203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27039146 + 27039147.

It is an arithmetic number, because the mean of its divisors is an integer number (27039147).

Almost surely, 2^54078293 is an apocalyptic number.

It is an amenable number.

54078293 is a deficient number, since it is larger than the sum of its proper divisors (1).

54078293 is an equidigital number, since it uses as much as digits as its factorization.

54078293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 54078293 is about 7353.7944627247. The cubic root of 54078293 is about 378.1588989757.

The spelling of 54078293 in words is "fifty-four million, seventy-eight thousand, two hundred ninety-three".