54777293 has 2 divisors, whose sum is σ = 54777294. Its totient is φ = 54777292.

The previous prime is 54777263. The next prime is 54777299. The reversal of 54777293 is 39277745.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50438404 + 4338889 = 7102^2 + 2083^2 .

It is a cyclic number.

It is not a de Polignac number, because 54777293 - 2¹² = 54773197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54777299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27388646 + 27388647.

It is an arithmetic number, because the mean of its divisors is an integer number (27388647).

Almost surely, 2^54777293 is an apocalyptic number.

It is an amenable number.

54777293 is a deficient number, since it is larger than the sum of its proper divisors (1).

54777293 is an equidigital number, since it uses as much as digits as its factorization.

54777293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 370440, while the sum is 44.

The square root of 54777293 is about 7401.1683537128. The cubic root of 54777293 is about 379.7812522179.

The spelling of 54777293 in words is "fifty-four million, seven hundred seventy-seven thousand, two hundred ninety-three".