12504035135 has 8 divisors (see below), whose sum is σ = 15016979616. Its totient is φ = 9995136480.

The previous prime is 12504035129. The next prime is 12504035149. The reversal of 12504035135 is 53153040521.

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

It is not a de Polignac number, because 12504035135 - 2¹² = 12504031039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12504035098 and 12504035107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1004651 + ... + 1017020.

It is an arithmetic number, because the mean of its divisors is an integer number (1877122452).

Almost surely, 2^12504035135 is an apocalyptic number.

12504035135 is a deficient number, since it is larger than the sum of its proper divisors (2512944481).

12504035135 is a wasteful number, since it uses less digits than its factorization.

12504035135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022913.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 12504035135 its reverse (53153040521), we get a palindrome (65657075656).

The spelling of 12504035135 in words is "twelve billion, five hundred four million, thirty-five thousand, one hundred thirty-five".