12477123 has 12 divisors (see below), whose sum is σ = 18318768. Its totient is φ = 8181360.

The previous prime is 12477107. The next prime is 12477139. The reversal of 12477123 is 32177421.

It is a happy number.

12477123 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 (12477107) and next prime (12477139).

It is not a de Polignac number, because 12477123 - 2⁴ = 12477107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12477173) 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, 10815 + ... + 11912.

It is an arithmetic number, because the mean of its divisors is an integer number (1526564).

Almost surely, 2^12477123 is an apocalyptic number.

12477123 is a deficient number, since it is larger than the sum of its proper divisors (5841645).

12477123 is a wasteful number, since it uses less digits than its factorization.

12477123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22794 (or 22791 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 12477123 is about 3532.2971279325. The cubic root of 12477123 is about 231.9377743839.

The spelling of 12477123 in words is "twelve million, four hundred seventy-seven thousand, one hundred twenty-three".