12477313 has 8 divisors (see below), whose sum is σ = 12766248. Its totient is φ = 12190464.

The previous prime is 12477301. The next prime is 12477323. The reversal of 12477313 is 31377421.

12477313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 4592449 + 7884864 = 2143^2 + 2808^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 12477313 - 2¹⁷ = 12346241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12477323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20745 + ... + 21337.

It is an arithmetic number, because the mean of its divisors is an integer number (1595781).

Almost surely, 2^12477313 is an apocalyptic number.

It is an amenable number.

12477313 is a deficient number, since it is larger than the sum of its proper divisors (288935).

12477313 is an equidigital number, since it uses as much as digits as its factorization.

12477313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043.

The product of its digits is 3528, while the sum is 28.

The square root of 12477313 is about 3532.3240225098. The cubic root of 12477313 is about 231.9389516839.

The spelling of 12477313 in words is "twelve million, four hundred seventy-seven thousand, three hundred thirteen".