53917273 has 2 divisors, whose sum is σ = 53917274. Its totient is φ = 53917272.

The previous prime is 53917261. The next prime is 53917301. The reversal of 53917273 is 37271935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49042009 + 4875264 = 7003^2 + 2208^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53917273 is a prime.

It is not a weakly prime, because it can be changed into another prime (53917223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26958636 + 26958637.

It is an arithmetic number, because the mean of its divisors is an integer number (26958637).

Almost surely, 2^53917273 is an apocalyptic number.

It is an amenable number.

53917273 is a deficient number, since it is larger than the sum of its proper divisors (1).

53917273 is an equidigital number, since it uses as much as digits as its factorization.

53917273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39690, while the sum is 37.

The square root of 53917273 is about 7342.8382114820. The cubic root of 53917273 is about 377.7831987464.

The spelling of 53917273 in words is "fifty-three million, nine hundred seventeen thousand, two hundred seventy-three".