4985342143 has 2 divisors, whose sum is σ = 4985342144. Its totient is φ = 4985342142.

The previous prime is 4985342119. The next prime is 4985342251. The reversal of 4985342143 is 3412435894.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4985342143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4985342143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4985342543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2492671071 + 2492671072.

It is an arithmetic number, because the mean of its divisors is an integer number (2492671072).

Almost surely, 2^4985342143 is an apocalyptic number.

4985342143 is a deficient number, since it is larger than the sum of its proper divisors (1).

4985342143 is an equidigital number, since it uses as much as digits as its factorization.

4985342143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 43.

The square root of 4985342143 is about 70606.9553443568. The cubic root of 4985342143 is about 1708.3033389607.

The spelling of 4985342143 in words is "four billion, nine hundred eighty-five million, three hundred forty-two thousand, one hundred forty-three".