12522123 has 12 divisors (see below), whose sum is σ = 18189808. Its totient is φ = 8300880.

The previous prime is 12522091. The next prime is 12522131. The reversal of 12522123 is 32122521.

It is not a de Polignac number, because 12522123 - 2⁵ = 12522091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12522096 and 12522105.

It is not an unprimeable number, because it can be changed into a prime (12522173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2215 + ... + 5472.

Almost surely, 2^12522123 is an apocalyptic number.

12522123 is a deficient number, since it is larger than the sum of its proper divisors (5667685).

12522123 is a wasteful number, since it uses less digits than its factorization.

12522123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7874 (or 7871 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 12522123 is about 3538.6611875115. The cubic root of 12522123 is about 232.2162754807.

Adding to 12522123 its reverse (32122521), we get a palindrome (44644644).

It can be divided in two parts, 1252 and 2123, that added together give a cube (3375 = 15³).

The spelling of 12522123 in words is "twelve million, five hundred twenty-two thousand, one hundred twenty-three".