189261119 has 4 divisors (see below), whose sum is σ = 200394144. Its totient is φ = 178128096.

The previous prime is 189261113. The next prime is 189261143. The reversal of 189261119 is 911162981.

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 189261119 - 2¹² = 189257023 is a prime.

It is a super-2 number, since 2×189261119² = 71639542330264322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189261113) 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, 5566487 + ... + 5566520.

It is an arithmetic number, because the mean of its divisors is an integer number (50098536).

Almost surely, 2^189261119 is an apocalyptic number.

189261119 is a deficient number, since it is larger than the sum of its proper divisors (11133025).

189261119 is a wasteful number, since it uses less digits than its factorization.

189261119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11133024.

The product of its digits is 7776, while the sum is 38.

The square root of 189261119 is about 13757.2206131907. The cubic root of 189261119 is about 574.1435203446.

The spelling of 189261119 in words is "one hundred eighty-nine million, two hundred sixty-one thousand, one hundred nineteen".