143023400423 has 4 divisors (see below), whose sum is σ = 143035261008. Its totient is φ = 143011539840.

The previous prime is 143023400419. The next prime is 143023400437. The reversal of 143023400423 is 324004320341.

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

It is a cyclic number.

It is not a de Polignac number, because 143023400423 - 2² = 143023400419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 143023400392 and 143023400401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143023409423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5912186 + ... + 5936327.

It is an arithmetic number, because the mean of its divisors is an integer number (35758815252).

Almost surely, 2^143023400423 is an apocalyptic number.

143023400423 is a deficient number, since it is larger than the sum of its proper divisors (11860585).

143023400423 is a wasteful number, since it uses less digits than its factorization.

143023400423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11860584.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 143023400423 its reverse (324004320341), we get a palindrome (467027720764).

The spelling of 143023400423 in words is "one hundred forty-three billion, twenty-three million, four hundred thousand, four hundred twenty-three".