189483543 has 10 divisors (see below), whose sum is σ = 283055784. Its totient is φ = 126322308.

The previous prime is 189483527. The next prime is 189483551. The reversal of 189483543 is 345384981.

189483543 is a `hidden beast` number, since 18 + 94 + 8 + 3 + 543 = 666.

189483543 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 189483543 - 2⁴ = 189483527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189483443) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1169571 + ... + 1169732.

Almost surely, 2^189483543 is an apocalyptic number.

189483543 is a deficient number, since it is larger than the sum of its proper divisors (93572241).

189483543 is an equidigital number, since it uses as much as digits as its factorization.

189483543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2339315 (or 2339306 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 189483543 is about 13765.3021398006. The cubic root of 189483543 is about 574.3683478299.

The spelling of 189483543 in words is "one hundred eighty-nine million, four hundred eighty-three thousand, five hundred forty-three".