143414189 has 2 divisors, whose sum is σ = 143414190. Its totient is φ = 143414188.

The previous prime is 143414179. The next prime is 143414207. The reversal of 143414189 is 981414341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109098025 + 34316164 = 10445^2 + 5858^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143414189 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143414119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71707094 + 71707095.

It is an arithmetic number, because the mean of its divisors is an integer number (71707095).

Almost surely, 2^143414189 is an apocalyptic number.

It is an amenable number.

143414189 is a deficient number, since it is larger than the sum of its proper divisors (1).

143414189 is an equidigital number, since it uses as much as digits as its factorization.

143414189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 35.

The square root of 143414189 is about 11975.5663331635. The cubic root of 143414189 is about 523.4365447058.

The spelling of 143414189 in words is "one hundred forty-three million, four hundred fourteen thousand, one hundred eighty-nine".