12522603 has 16 divisors (see below), whose sum is σ = 17611776. Its totient is φ = 7898880.

The previous prime is 12522599. The next prime is 12522607. The reversal of 12522603 is 30622521.

12522603 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12522599) and next prime (12522607).

It is not a de Polignac number, because 12522603 - 2² = 12522599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12522603.

It is not an unprimeable number, because it can be changed into a prime (12522607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5758 + ... + 7628.

It is an arithmetic number, because the mean of its divisors is an integer number (1100736).

Almost surely, 2^12522603 is an apocalyptic number.

12522603 is a deficient number, since it is larger than the sum of its proper divisors (5089173).

12522603 is a wasteful number, since it uses less digits than its factorization.

12522603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 12522603 is about 3538.7290091218. The cubic root of 12522603 is about 232.2192425598.

The spelling of 12522603 in words is "twelve million, five hundred twenty-two thousand, six hundred three".