1423311343123 has 8 divisors (see below), whose sum is σ = 1519887530880. Its totient is φ = 1329901587840.

The previous prime is 1423311343117. The next prime is 1423311343127. The reversal of 1423311343123 is 3213431133241.

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

It is a cyclic number.

It is not a de Polignac number, because 1423311343123 - 2³³ = 1414721408531 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1423311343127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791607190 + ... + 791608987.

It is an arithmetic number, because the mean of its divisors is an integer number (189985941360).

Almost surely, 2^{1423311343123} is an apocalyptic number.

1423311343123 is a deficient number, since it is larger than the sum of its proper divisors (96576187757).

1423311343123 is a wasteful number, since it uses less digits than its factorization.

1423311343123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1583216237.

The product of its digits is 15552, while the sum is 31.

Adding to 1423311343123 its reverse (3213431133241), we get a palindrome (4636742476364).

The spelling of 1423311343123 in words is "one trillion, four hundred twenty-three billion, three hundred eleven million, three hundred forty-three thousand, one hundred twenty-three".