12534041067 has 4 divisors (see below), whose sum is σ = 16712054760. Its totient is φ = 8356027376.

The previous prime is 12534041053. The next prime is 12534041083. The reversal of 12534041067 is 76014043521.

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 12534041067 - 2⁸ = 12534040811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12534031067) 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, 2089006842 + ... + 2089006847.

It is an arithmetic number, because the mean of its divisors is an integer number (4178013690).

Almost surely, 2^12534041067 is an apocalyptic number.

12534041067 is a deficient number, since it is larger than the sum of its proper divisors (4178013693).

12534041067 is an equidigital number, since it uses as much as digits as its factorization.

12534041067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4178013692.

The product of its (nonzero) digits is 20160, while the sum is 33.

Adding to 12534041067 its reverse (76014043521), we get a palindrome (88548084588).

The spelling of 12534041067 in words is "twelve billion, five hundred thirty-four million, forty-one thousand, sixty-seven".