4531000189 has 2 divisors, whose sum is σ = 4531000190. Its totient is φ = 4531000188.

The previous prime is 4531000141. The next prime is 4531000193. The reversal of 4531000189 is 9810001354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4517184100 + 13816089 = 67210^2 + 3717^2 .

It is a cyclic number.

It is not a de Polignac number, because 4531000189 - 2¹¹ = 4530998141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4531000189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4531000109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2265500094 + 2265500095.

It is an arithmetic number, because the mean of its divisors is an integer number (2265500095).

Almost surely, 2^4531000189 is an apocalyptic number.

It is an amenable number.

4531000189 is a deficient number, since it is larger than the sum of its proper divisors (1).

4531000189 is an equidigital number, since it uses as much as digits as its factorization.

4531000189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 4531000189 is about 67312.7045140811. The cubic root of 4531000189 is about 1654.7460767838.

The spelling of 4531000189 in words is "four billion, five hundred thirty-one million, one hundred eighty-nine", and thus it is an aban number.