16021430143 has 2 divisors, whose sum is σ = 16021430144. Its totient is φ = 16021430142.

The previous prime is 16021430123. The next prime is 16021430147. The reversal of 16021430143 is 34103412061.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16021430143 - 2¹³ = 16021421951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16021430147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8010715071 + 8010715072.

It is an arithmetic number, because the mean of its divisors is an integer number (8010715072).

Almost surely, 2^16021430143 is an apocalyptic number.

16021430143 is a deficient number, since it is larger than the sum of its proper divisors (1).

16021430143 is an equidigital number, since it uses as much as digits as its factorization.

16021430143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 16021430143 in words is "sixteen billion, twenty-one million, four hundred thirty thousand, one hundred forty-three".