2340346143 has 8 divisors (see below), whose sum is σ = 3121751728. Its totient is φ = 1559585664.

The previous prime is 2340346087. The next prime is 2340346181. The reversal of 2340346143 is 3416430432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2340346143 - 2¹² = 2340342047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2340346143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340346243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152746 + ... + 167367.

It is an arithmetic number, because the mean of its divisors is an integer number (390218966).

Almost surely, 2^2340346143 is an apocalyptic number.

2340346143 is a deficient number, since it is larger than the sum of its proper divisors (781405585).

2340346143 is a wasteful number, since it uses less digits than its factorization.

2340346143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322553.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 2340346143 is about 48377.1241704176. The cubic root of 2340346143 is about 1327.6798532036.

Adding to 2340346143 its reverse (3416430432), we get a palindrome (5756776575).

The spelling of 2340346143 in words is "two billion, three hundred forty million, three hundred forty-six thousand, one hundred forty-three".