12534305042 has 8 divisors (see below), whose sum is σ = 21487380096. Its totient is φ = 5371845012.

The previous prime is 12534305033. The next prime is 12534305053. The reversal of 12534305042 is 24050343521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12534304996 and 12534305014.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447653738 + ... + 447653765.

It is an arithmetic number, because the mean of its divisors is an integer number (2685922512).

Almost surely, 2^12534305042 is an apocalyptic number.

12534305042 is a deficient number, since it is larger than the sum of its proper divisors (8953075054).

12534305042 is an equidigital number, since it uses as much as digits as its factorization.

12534305042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895307512.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 12534305042 its reverse (24050343521), we get a palindrome (36584648563).

The spelling of 12534305042 in words is "twelve billion, five hundred thirty-four million, three hundred five thousand, forty-two".