54067493 has 2 divisors, whose sum is σ = 54067494. Its totient is φ = 54067492.

The previous prime is 54067477. The next prime is 54067501. The reversal of 54067493 is 39476045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28494244 + 25573249 = 5338^2 + 5057^2 .

It is a cyclic number.

It is not a de Polignac number, because 54067493 - 2⁴ = 54067477 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54067393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27033746 + 27033747.

It is an arithmetic number, because the mean of its divisors is an integer number (27033747).

Almost surely, 2^54067493 is an apocalyptic number.

It is an amenable number.

54067493 is a deficient number, since it is larger than the sum of its proper divisors (1).

54067493 is an equidigital number, since it uses as much as digits as its factorization.

54067493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 54067493 is about 7353.0601112734. The cubic root of 54067493 is about 378.1337232056.

The spelling of 54067493 in words is "fifty-four million, sixty-seven thousand, four hundred ninety-three".