12477122 has 8 divisors (see below), whose sum is σ = 21389376. Its totient is φ = 5347332.

The previous prime is 12477107. The next prime is 12477139. The reversal of 12477122 is 22177421.

12477122 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

12477122 is strictly pandigital in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 12477091 and 12477100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 445598 + ... + 445625.

It is an arithmetic number, because the mean of its divisors is an integer number (2673672).

Almost surely, 2^12477122 is an apocalyptic number.

12477122 is a deficient number, since it is larger than the sum of its proper divisors (8912254).

12477122 is an equidigital number, since it uses as much as digits as its factorization.

12477122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891232.

The product of its digits is 1568, while the sum is 26.

The square root of 12477122 is about 3532.2969863815. The cubic root of 12477122 is about 231.9377681875.

The spelling of 12477122 in words is "twelve million, four hundred seventy-seven thousand, one hundred twenty-two".