423400014123 has 16 divisors (see below), whose sum is σ = 584027973120. Its totient is φ = 272520297504.

The previous prime is 423400014119. The next prime is 423400014127. The reversal of 423400014123 is 321410004324.

It is an interprime number because it is at equal distance from previous prime (423400014119) and next prime (423400014127).

It is not a de Polignac number, because 423400014123 - 2² = 423400014119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423400014093 and 423400014102.

It is not an unprimeable number, because it can be changed into a prime (423400014127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1913790 + ... + 2123532.

It is an arithmetic number, because the mean of its divisors is an integer number (36501748320).

Almost surely, 2^423400014123 is an apocalyptic number.

423400014123 is a deficient number, since it is larger than the sum of its proper divisors (160627958997).

423400014123 is a wasteful number, since it uses less digits than its factorization.

423400014123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232978.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 423400014123 its reverse (321410004324), we get a palindrome (744810018447).

The spelling of 423400014123 in words is "four hundred twenty-three billion, four hundred million, fourteen thousand, one hundred twenty-three".