189150023 has 2 divisors, whose sum is σ = 189150024. Its totient is φ = 189150022.

The previous prime is 189150011. The next prime is 189150037. The reversal of 189150023 is 320051981.

189150023 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 is a cyclic number.

It is not a de Polignac number, because 189150023 - 2⁸ = 189149767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189150053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94575011 + 94575012.

It is an arithmetic number, because the mean of its divisors is an integer number (94575012).

Almost surely, 2^189150023 is an apocalyptic number.

189150023 is a deficient number, since it is larger than the sum of its proper divisors (1).

189150023 is an equidigital number, since it uses as much as digits as its factorization.

189150023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 189150023 is about 13753.1822862929. The cubic root of 189150023 is about 574.0311578873.

The spelling of 189150023 in words is "one hundred eighty-nine million, one hundred fifty thousand, twenty-three".