2141340143 has 4 divisors (see below), whose sum is σ = 2146451160. Its totient is φ = 2136229128.

The previous prime is 2141340139. The next prime is 2141340151. The reversal of 2141340143 is 3410431412.

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

It is a cyclic number.

It is not a de Polignac number, because 2141340143 - 2² = 2141340139 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 (2141349143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2554880 + ... + 2555717.

It is an arithmetic number, because the mean of its divisors is an integer number (536612790).

Almost surely, 2^2141340143 is an apocalyptic number.

2141340143 is a deficient number, since it is larger than the sum of its proper divisors (5111017).

2141340143 is an equidigital number, since it uses as much as digits as its factorization.

2141340143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111016.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2141340143 is about 46274.6166164562. The cubic root of 2141340143 is about 1288.9276874983.

Adding to 2141340143 its reverse (3410431412), we get a palindrome (5551771555).

The spelling of 2141340143 in words is "two billion, one hundred forty-one million, three hundred forty thousand, one hundred forty-three".