214532189 has 2 divisors, whose sum is σ = 214532190. Its totient is φ = 214532188.

The previous prime is 214532161. The next prime is 214532207. The reversal of 214532189 is 981235412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174108025 + 40424164 = 13195^2 + 6358^2 .

It is a cyclic number.

It is not a de Polignac number, because 214532189 - 2¹⁶ = 214466653 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214532159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107266094 + 107266095.

It is an arithmetic number, because the mean of its divisors is an integer number (107266095).

Almost surely, 2^214532189 is an apocalyptic number.

It is an amenable number.

214532189 is a deficient number, since it is larger than the sum of its proper divisors (1).

214532189 is an equidigital number, since it uses as much as digits as its factorization.

214532189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 35.

The square root of 214532189 is about 14646.9173889935. The cubic root of 214532189 is about 598.6378255490.

The spelling of 214532189 in words is "two hundred fourteen million, five hundred thirty-two thousand, one hundred eighty-nine".