143214371 has 2 divisors, whose sum is σ = 143214372. Its totient is φ = 143214370.

The previous prime is 143214361. The next prime is 143214373. The reversal of 143214371 is 173412341.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143214371 is a prime.

Together with 143214373, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143214371.

It is not a weakly prime, because it can be changed into another prime (143214373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71607185 + 71607186.

It is an arithmetic number, because the mean of its divisors is an integer number (71607186).

Almost surely, 2^143214371 is an apocalyptic number.

143214371 is a deficient number, since it is larger than the sum of its proper divisors (1).

143214371 is an equidigital number, since it uses as much as digits as its factorization.

143214371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 143214371 is about 11967.2206881966. The cubic root of 143214371 is about 523.1933315397.

The spelling of 143214371 in words is "one hundred forty-three million, two hundred fourteen thousand, three hundred seventy-one".