189097673 has 2 divisors, whose sum is σ = 189097674. Its totient is φ = 189097672.

The previous prime is 189097577. The next prime is 189097679. The reversal of 189097673 is 376790981.

189097673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120406729 + 68690944 = 10973^2 + 8288^2 .

It is a cyclic number.

It is not a de Polignac number, because 189097673 - 2¹² = 189093577 is a prime.

It is not a weakly prime, because it can be changed into another prime (189097679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94548836 + 94548837.

It is an arithmetic number, because the mean of its divisors is an integer number (94548837).

Almost surely, 2^189097673 is an apocalyptic number.

It is an amenable number.

189097673 is a deficient number, since it is larger than the sum of its proper divisors (1).

189097673 is an equidigital number, since it uses as much as digits as its factorization.

189097673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 50.

The square root of 189097673 is about 13751.2789587005. The cubic root of 189097673 is about 573.9781958639.

The spelling of 189097673 in words is "one hundred eighty-nine million, ninety-seven thousand, six hundred seventy-three".