6429222143 has 4 divisors (see below), whose sum is σ = 6429386040. Its totient is φ = 6429058248.

The previous prime is 6429222127. The next prime is 6429222209. The reversal of 6429222143 is 3412229246.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6429222143 - 2⁴ = 6429222127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6429222043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15596 + ... + 114462.

It is an arithmetic number, because the mean of its divisors is an integer number (1607346510).

Almost surely, 2^6429222143 is an apocalyptic number.

6429222143 is a deficient number, since it is larger than the sum of its proper divisors (163897).

6429222143 is an equidigital number, since it uses as much as digits as its factorization.

6429222143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163896.

The product of its digits is 41472, while the sum is 35.

The square root of 6429222143 is about 80182.4303884585. The cubic root of 6429222143 is about 1859.4570179608.

The spelling of 6429222143 in words is "six billion, four hundred twenty-nine million, two hundred twenty-two thousand, one hundred forty-three".