124001142143 has 2 divisors, whose sum is σ = 124001142144. Its totient is φ = 124001142142.

The previous prime is 124001142121. The next prime is 124001142173. The reversal of 124001142143 is 341241100421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124001142143 - 2²² = 123996947839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124001142173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62000571071 + 62000571072.

It is an arithmetic number, because the mean of its divisors is an integer number (62000571072).

Almost surely, 2^124001142143 is an apocalyptic number.

124001142143 is a deficient number, since it is larger than the sum of its proper divisors (1).

124001142143 is an equidigital number, since it uses as much as digits as its factorization.

124001142143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 124001142143 its reverse (341241100421), we get a palindrome (465242242564).

The spelling of 124001142143 in words is "one hundred twenty-four billion, one million, one hundred forty-two thousand, one hundred forty-three".