189114399 has 8 divisors (see below), whose sum is σ = 280169520. Its totient is φ = 126076248.

The previous prime is 189114397. The next prime is 189114403. The reversal of 189114399 is 993411981.

189114399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 189114399 - 2¹ = 189114397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189114397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3502092 + ... + 3502145.

It is an arithmetic number, because the mean of its divisors is an integer number (35021190).

Almost surely, 2^189114399 is an apocalyptic number.

189114399 is a deficient number, since it is larger than the sum of its proper divisors (91055121).

189114399 is an equidigital number, since it uses as much as digits as its factorization.

189114399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7004246 (or 7004240 counting only the distinct ones).

The product of its digits is 69984, while the sum is 45.

The square root of 189114399 is about 13751.8871068665. The cubic root of 189114399 is about 573.9951184699.

It can be divided in two parts, 1891 and 14399, that added together give a triangular number (16290 = T₁₈₀).

The spelling of 189114399 in words is "one hundred eighty-nine million, one hundred fourteen thousand, three hundred ninety-nine".