12603532115 has 16 divisors (see below), whose sum is σ = 15270694560. Its totient is φ = 9985282560.

The previous prime is 12603532103. The next prime is 12603532177. The reversal of 12603532115 is 51123530621.

It is not a de Polignac number, because 12603532115 - 2¹⁸ = 12603269971 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1374827 + ... + 1383963.

It is an arithmetic number, because the mean of its divisors is an integer number (954418410).

Almost surely, 2^12603532115 is an apocalyptic number.

12603532115 is a deficient number, since it is larger than the sum of its proper divisors (2667162445).

12603532115 is a wasteful number, since it uses less digits than its factorization.

12603532115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11782.

The product of its (nonzero) digits is 5400, while the sum is 29.

The spelling of 12603532115 in words is "twelve billion, six hundred three million, five hundred thirty-two thousand, one hundred fifteen".