12140402143 has 2 divisors, whose sum is σ = 12140402144. Its totient is φ = 12140402142.

The previous prime is 12140402039. The next prime is 12140402159. The reversal of 12140402143 is 34120404121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12140402143 - 2²⁹ = 11603531231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12140402843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6070201071 + 6070201072.

It is an arithmetic number, because the mean of its divisors is an integer number (6070201072).

Almost surely, 2^12140402143 is an apocalyptic number.

12140402143 is a deficient number, since it is larger than the sum of its proper divisors (1).

12140402143 is an equidigital number, since it uses as much as digits as its factorization.

12140402143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12140402143 its reverse (34120404121), we get a palindrome (46260806264).

The spelling of 12140402143 in words is "twelve billion, one hundred forty million, four hundred two thousand, one hundred forty-three".