189848723 has 2 divisors, whose sum is σ = 189848724. Its totient is φ = 189848722.

The previous prime is 189848717. The next prime is 189848749. The reversal of 189848723 is 327848981.

189848723 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 a de Polignac number, because none of the positive numbers 2^k-189848723 is a prime.

It is not a weakly prime, because it can be changed into another prime (189848713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94924361 + 94924362.

It is an arithmetic number, because the mean of its divisors is an integer number (94924362).

Almost surely, 2^189848723 is an apocalyptic number.

189848723 is a deficient number, since it is larger than the sum of its proper divisors (1).

189848723 is an equidigital number, since it uses as much as digits as its factorization.

189848723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 50.

The square root of 189848723 is about 13778.5602658623. The cubic root of 189848723 is about 574.7370926636.

The spelling of 189848723 in words is "one hundred eighty-nine million, eight hundred forty-eight thousand, seven hundred twenty-three".