27713173 has 2 divisors, whose sum is σ = 27713174. Its totient is φ = 27713172.

The previous prime is 27713131. The next prime is 27713201. The reversal of 27713173 is 37131772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25381444 + 2331729 = 5038^2 + 1527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27713173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27713123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13856586 + 13856587.

It is an arithmetic number, because the mean of its divisors is an integer number (13856587).

Almost surely, 2^27713173 is an apocalyptic number.

It is an amenable number.

27713173 is a deficient number, since it is larger than the sum of its proper divisors (1).

27713173 is an equidigital number, since it uses as much as digits as its factorization.

27713173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6174, while the sum is 31.

The square root of 27713173 is about 5264.3302517984. The cubic root of 27713173 is about 302.6184605368.

The spelling of 27713173 in words is "twenty-seven million, seven hundred thirteen thousand, one hundred seventy-three".