2234142143 has 4 divisors (see below), whose sum is σ = 2238967968. Its totient is φ = 2229316320.

The previous prime is 2234142101. The next prime is 2234142173. The reversal of 2234142143 is 3412414322.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2234142143 is a prime.

It is a super-2 number, since 2×2234142143² = 9982782230257264898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2234142173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2412218 + ... + 2413143.

It is an arithmetic number, because the mean of its divisors is an integer number (559741992).

Almost surely, 2^2234142143 is an apocalyptic number.

2234142143 is a deficient number, since it is larger than the sum of its proper divisors (4825825).

2234142143 is an equidigital number, since it uses as much as digits as its factorization.

2234142143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4825824.

The product of its digits is 4608, while the sum is 26.

The square root of 2234142143 is about 47266.7128431838. The cubic root of 2234142143 is about 1307.2849665688.

Adding to 2234142143 its reverse (3412414322), we get a palindrome (5646556465).

The spelling of 2234142143 in words is "two billion, two hundred thirty-four million, one hundred forty-two thousand, one hundred forty-three".