424143123023 has 4 divisors (see below), whose sum is σ = 424144611768. Its totient is φ = 424141634280.

The previous prime is 424143123017. The next prime is 424143123029. The reversal of 424143123023 is 320321341424.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (424143123017) and next prime (424143123029).

It is a cyclic number.

It is not a de Polignac number, because 424143123023 - 2¹⁶ = 424143057487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424143123029) 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 in 3 ways as a sum of consecutive naturals, for example, 168536 + ... + 936317.

It is an arithmetic number, because the mean of its divisors is an integer number (106036152942).

Almost surely, 2^424143123023 is an apocalyptic number.

424143123023 is a deficient number, since it is larger than the sum of its proper divisors (1488745).

424143123023 is a wasteful number, since it uses less digits than its factorization.

424143123023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488744.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 424143123023 its reverse (320321341424), we get a palindrome (744464464447).

The spelling of 424143123023 in words is "four hundred twenty-four billion, one hundred forty-three million, one hundred twenty-three thousand, twenty-three".