4131022143 has 4 divisors (see below), whose sum is σ = 5508029528. Its totient is φ = 2754014760.

The previous prime is 4131022121. The next prime is 4131022171. The reversal of 4131022143 is 3412201314.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4131022143 - 2⁸ = 4131021887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4131022043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 688503688 + ... + 688503693.

It is an arithmetic number, because the mean of its divisors is an integer number (1377007382).

Almost surely, 2^4131022143 is an apocalyptic number.

4131022143 is a deficient number, since it is larger than the sum of its proper divisors (1377007385).

4131022143 is a wasteful number, since it uses less digits than its factorization.

4131022143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377007384.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4131022143 is about 64273.0281144432. The cubic root of 4131022143 is about 1604.5472392614.

Adding to 4131022143 its reverse (3412201314), we get a palindrome (7543223457).

The spelling of 4131022143 in words is "four billion, one hundred thirty-one million, twenty-two thousand, one hundred forty-three".