142440012343 has 2 divisors, whose sum is σ = 142440012344. Its totient is φ = 142440012342.

The previous prime is 142440012287. The next prime is 142440012413. The reversal of 142440012343 is 343210044241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142440012343 - 2²⁵ = 142406457911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142440012643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71220006171 + 71220006172.

It is an arithmetic number, because the mean of its divisors is an integer number (71220006172).

Almost surely, 2^142440012343 is an apocalyptic number.

142440012343 is a deficient number, since it is larger than the sum of its proper divisors (1).

142440012343 is an equidigital number, since it uses as much as digits as its factorization.

142440012343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 142440012343 its reverse (343210044241), we get a palindrome (485650056584).

The spelling of 142440012343 in words is "one hundred forty-two billion, four hundred forty million, twelve thousand, three hundred forty-three".