54290857 has 2 divisors, whose sum is σ = 54290858. Its totient is φ = 54290856.

The previous prime is 54290779. The next prime is 54290861. The reversal of 54290857 is 75809245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51108201 + 3182656 = 7149^2 + 1784^2 .

It is a cyclic number.

It is not a de Polignac number, because 54290857 - 2¹⁵ = 54258089 is a prime.

It is not a weakly prime, because it can be changed into another prime (54293857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27145428 + 27145429.

It is an arithmetic number, because the mean of its divisors is an integer number (27145429).

Almost surely, 2^54290857 is an apocalyptic number.

It is an amenable number.

54290857 is a deficient number, since it is larger than the sum of its proper divisors (1).

54290857 is an equidigital number, since it uses as much as digits as its factorization.

54290857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 54290857 is about 7368.2329632009. The cubic root of 54290857 is about 378.6537239998.

The spelling of 54290857 in words is "fifty-four million, two hundred ninety thousand, eight hundred fifty-seven".