12603706653 has 8 divisors (see below), whose sum is σ = 17793468288. Its totient is φ = 7908208064.

The previous prime is 12603706613. The next prime is 12603706667. The reversal of 12603706653 is 35660730621.

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

It is a cyclic number.

It is not a de Polignac number, because 12603706653 - 2¹⁰ = 12603705629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12603706613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123565701 + ... + 123565802.

It is an arithmetic number, because the mean of its divisors is an integer number (2224183536).

Almost surely, 2^12603706653 is an apocalyptic number.

It is an amenable number.

12603706653 is a deficient number, since it is larger than the sum of its proper divisors (5189761635).

12603706653 is a wasteful number, since it uses less digits than its factorization.

12603706653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247131523.

The product of its (nonzero) digits is 136080, while the sum is 39.

The spelling of 12603706653 in words is "twelve billion, six hundred three million, seven hundred six thousand, six hundred fifty-three".