189014423 has 4 divisors (see below), whose sum is σ = 203554008. Its totient is φ = 174474840.

The previous prime is 189014411. The next prime is 189014443. The reversal of 189014423 is 324410981.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 189014423 - 2⁶ = 189014359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 189014423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189014443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7269773 + ... + 7269798.

It is an arithmetic number, because the mean of its divisors is an integer number (50888502).

Almost surely, 2^189014423 is an apocalyptic number.

189014423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

189014423 is a deficient number, since it is larger than the sum of its proper divisors (14539585).

189014423 is a wasteful number, since it uses less digits than its factorization.

189014423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14539584.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 189014423 is about 13748.2516342988. The cubic root of 189014423 is about 573.8939524532.

The spelling of 189014423 in words is "one hundred eighty-nine million, fourteen thousand, four hundred twenty-three".