2011430143 has 2 divisors, whose sum is σ = 2011430144. Its totient is φ = 2011430142.

The previous prime is 2011430137. The next prime is 2011430159. The reversal of 2011430143 is 3410341102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2011430143 - 2²⁹ = 1474559231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2011430143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011430243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005715071 + 1005715072.

It is an arithmetic number, because the mean of its divisors is an integer number (1005715072).

Almost surely, 2^2011430143 is an apocalyptic number.

2011430143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011430143 is an equidigital number, since it uses as much as digits as its factorization.

2011430143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2011430143 is about 44848.9703672225. The cubic root of 2011430143 is about 1262.3166715861.

Adding to 2011430143 its reverse (3410341102), we get a palindrome (5421771245).

The spelling of 2011430143 in words is "two billion, eleven million, four hundred thirty thousand, one hundred forty-three".