12143345435 has 12 divisors (see below), whose sum is σ = 15779164752. Its totient is φ = 8967392928.

The previous prime is 12143345419. The next prime is 12143345447. The reversal of 12143345435 is 53454334121.

It is not a de Polignac number, because 12143345435 - 2⁴ = 12143345419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12143345395 and 12143345404.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7184567 + ... + 7186256.

It is an arithmetic number, because the mean of its divisors is an integer number (1314930396).

Almost surely, 2^12143345435 is an apocalyptic number.

12143345435 is a deficient number, since it is larger than the sum of its proper divisors (3635819317).

12143345435 is a wasteful number, since it uses less digits than its factorization.

12143345435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14370854 (or 14370841 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

Adding to 12143345435 its reverse (53454334121), we get a palindrome (65597679556).

The spelling of 12143345435 in words is "twelve billion, one hundred forty-three million, three hundred forty-five thousand, four hundred thirty-five".