1423400241343 has 2 divisors, whose sum is σ = 1423400241344. Its totient is φ = 1423400241342.

The previous prime is 1423400241323. The next prime is 1423400241379. The reversal of 1423400241343 is 3431420043241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1423400241343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1423400241313) 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 as a sum of consecutive naturals, namely, 711700120671 + 711700120672.

It is an arithmetic number, because the mean of its divisors is an integer number (711700120672).

Almost surely, 2^{1423400241343} is an apocalyptic number.

1423400241343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423400241343 is an equidigital number, since it uses as much as digits as its factorization.

1423400241343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1423400241343 its reverse (3431420043241), we get a palindrome (4854820284584).

The spelling of 1423400241343 in words is "one trillion, four hundred twenty-three billion, four hundred million, two hundred forty-one thousand, three hundred forty-three".