1423233420305 has 16 divisors (see below), whose sum is σ = 1767234205440. Its totient is φ = 1099612364928.

The previous prime is 1423233420263. The next prime is 1423233420311. The reversal of 1423233420305 is 5030243323241.

It is a cyclic number.

It is not a de Polignac number, because 1423233420305 - 2¹⁰ = 1423233419281 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 37170137 + ... + 37208406.

It is an arithmetic number, because the mean of its divisors is an integer number (110452137840).

Almost surely, 2^{1423233420305} is an apocalyptic number.

It is an amenable number.

1423233420305 is a deficient number, since it is larger than the sum of its proper divisors (344000785135).

1423233420305 is an equidigital number, since it uses as much as digits as its factorization.

1423233420305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74378680.

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 1423233420305 its reverse (5030243323241), we get a palindrome (6453476743546).

The spelling of 1423233420305 in words is "one trillion, four hundred twenty-three billion, two hundred thirty-three million, four hundred twenty thousand, three hundred five".