12403412034 has 32 divisors (see below), whose sum is σ = 26728337664. Its totient is φ = 3814535040.

The previous prime is 12403412011. The next prime is 12403412071. The reversal of 12403412034 is 43021430421.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12403411995 and 12403412013.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122374 + ... + 199454.

It is an arithmetic number, because the mean of its divisors is an integer number (835260552).

Almost surely, 2^12403412034 is an apocalyptic number.

12403412034 is an abundant number, since it is smaller than the sum of its proper divisors (14324925630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12403412034 is a wasteful number, since it uses less digits than its factorization.

12403412034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79162.

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

Adding to 12403412034 its reverse (43021430421), we get a palindrome (55424842455).

The spelling of 12403412034 in words is "twelve billion, four hundred three million, four hundred twelve thousand, thirty-four".