4021430349143 has 2 divisors, whose sum is σ = 4021430349144. Its totient is φ = 4021430349142.

The previous prime is 4021430349133. The next prime is 4021430349187. The reversal of 4021430349143 is 3419430341204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4021430349143 - 2²² = 4021426154839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4021430349097 and 4021430349106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021430349103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010715174571 + 2010715174572.

It is an arithmetic number, because the mean of its divisors is an integer number (2010715174572).

Almost surely, 2^{4021430349143} is an apocalyptic number.

4021430349143 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021430349143 is an equidigital number, since it uses as much as digits as its factorization.

4021430349143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 4021430349143 in words is "four trillion, twenty-one billion, four hundred thirty million, three hundred forty-nine thousand, one hundred forty-three".