53066173 has 2 divisors, whose sum is σ = 53066174. Its totient is φ = 53066172.

The previous prime is 53066093. The next prime is 53066191. The reversal of 53066173 is 37166035.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49815364 + 3250809 = 7058^2 + 1803^2 .

It is a cyclic number.

It is not a de Polignac number, because 53066173 - 2¹⁷ = 52935101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53063173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26533086 + 26533087.

It is an arithmetic number, because the mean of its divisors is an integer number (26533087).

Almost surely, 2^53066173 is an apocalyptic number.

It is an amenable number.

53066173 is a deficient number, since it is larger than the sum of its proper divisors (1).

53066173 is an equidigital number, since it uses as much as digits as its factorization.

53066173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 53066173 is about 7284.6532518714. The cubic root of 53066173 is about 375.7848404037.

The spelling of 53066173 in words is "fifty-three million, sixty-six thousand, one hundred seventy-three".