143214403 has 2 divisors, whose sum is σ = 143214404. Its totient is φ = 143214402.

The previous prime is 143214377. The next prime is 143214431. The reversal of 143214403 is 304412341.

It is a weak prime.

It is an emirp because it is prime and its reverse (304412341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 143214403 - 2⁵ = 143214371 is a prime.

It is not a weakly prime, because it can be changed into another prime (143214473) 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, 71607201 + 71607202.

It is an arithmetic number, because the mean of its divisors is an integer number (71607202).

Almost surely, 2^143214403 is an apocalyptic number.

143214403 is a deficient number, since it is larger than the sum of its proper divisors (1).

143214403 is an equidigital number, since it uses as much as digits as its factorization.

143214403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 143214403 is about 11967.2220251820. Note that the first 3 decimals coincide. The cubic root of 143214403 is about 523.1933705073.

Adding to 143214403 its reverse (304412341), we get a palindrome (447626744).

The spelling of 143214403 in words is "one hundred forty-three million, two hundred fourteen thousand, four hundred three".