12603535025 has 24 divisors (see below), whose sum is σ = 15716806560. Its totient is φ = 10025907840.

The previous prime is 12603535019. The next prime is 12603535067. The reversal of 12603535025 is 52053530621.

It is not a de Polignac number, because 12603535025 - 2⁶ = 12603534961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12603534982 and 12603535000.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8497934 + ... + 8499416.

It is an arithmetic number, because the mean of its divisors is an integer number (654866940).

Almost surely, 2^12603535025 is an apocalyptic number.

It is an amenable number.

12603535025 is a deficient number, since it is larger than the sum of its proper divisors (3113271535).

12603535025 is a wasteful number, since it uses less digits than its factorization.

12603535025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185 (or 3180 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The spelling of 12603535025 in words is "twelve billion, six hundred three million, five hundred thirty-five thousand, twenty-five".