12372126 has 16 divisors (see below), whose sum is σ = 26647824. Its totient is φ = 3806784.

The previous prime is 12372121. The next prime is 12372127. The reversal of 12372126 is 62127321.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12372096 and 12372105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12372121) 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 7 ways as a sum of consecutive naturals, for example, 79231 + ... + 79386.

It is an arithmetic number, because the mean of its divisors is an integer number (1665489).

Almost surely, 2^12372126 is an apocalyptic number.

12372126 is an abundant number, since it is smaller than the sum of its proper divisors (14275698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12372126 is a wasteful number, since it uses less digits than its factorization.

12372126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158635.

The product of its digits is 1008, while the sum is 24.

The square root of 12372126 is about 3517.4033035750. The cubic root of 12372126 is about 231.2853429302.

Adding to 12372126 its reverse (62127321), we get a palindrome (74499447).

The spelling of 12372126 in words is "twelve million, three hundred seventy-two thousand, one hundred twenty-six".