187073 has 2 divisors, whose sum is σ = 187074. Its totient is φ = 187072.

The previous prime is 187069. The next prime is 187081. The reversal of 187073 is 370781.

187073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142129 + 44944 = 377^2 + 212^2 .

It is a cyclic number.

It is not a de Polignac number, because 187073 - 2² = 187069 is a prime.

It is not a weakly prime, because it can be changed into another prime (187003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93536 + 93537.

It is an arithmetic number, because the mean of its divisors is an integer number (93537).

2¹⁸⁷⁰⁷³ is an apocalyptic number.

It is an amenable number.

187073 is a deficient number, since it is larger than the sum of its proper divisors (1).

187073 is an equidigital number, since it uses as much as digits as its factorization.

187073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 187073 is about 432.5193637284. The cubic root of 187073 is about 57.1922308388.

The spelling of 187073 in words is "one hundred eighty-seven thousand, seventy-three".