189125273 has 2 divisors, whose sum is σ = 189125274. Its totient is φ = 189125272.

The previous prime is 189125257. The next prime is 189125303. The reversal of 189125273 is 372521981.

189125273 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., 188595289 + 529984 = 13733^2 + 728^2 .

It is a cyclic number.

It is not a de Polignac number, because 189125273 - 2⁴ = 189125257 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (189125243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94562636 + 94562637.

It is an arithmetic number, because the mean of its divisors is an integer number (94562637).

Almost surely, 2^189125273 is an apocalyptic number.

It is an amenable number.

189125273 is a deficient number, since it is larger than the sum of its proper divisors (1).

189125273 is an equidigital number, since it uses as much as digits as its factorization.

189125273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 38.

The square root of 189125273 is about 13752.2824651037. The cubic root of 189125273 is about 574.0061197533.

The spelling of 189125273 in words is "one hundred eighty-nine million, one hundred twenty-five thousand, two hundred seventy-three".