2938872143 has 2 divisors, whose sum is σ = 2938872144. Its totient is φ = 2938872142.

The previous prime is 2938872133. The next prime is 2938872163. The reversal of 2938872143 is 3412788392.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2938872143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2938872133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1469436071 + 1469436072.

It is an arithmetic number, because the mean of its divisors is an integer number (1469436072).

Almost surely, 2^2938872143 is an apocalyptic number.

2938872143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2938872143 is an equidigital number, since it uses as much as digits as its factorization.

2938872143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 47.

The square root of 2938872143 is about 54211.3654412061. The cubic root of 2938872143 is about 1432.3865381252.

The spelling of 2938872143 in words is "two billion, nine hundred thirty-eight million, eight hundred seventy-two thousand, one hundred forty-three".