12470977 has 2 divisors, whose sum is σ = 12470978. Its totient is φ = 12470976.

The previous prime is 12470971. The next prime is 12470987. The reversal of 12470977 is 77907421.

12470977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12383361 + 87616 = 3519^2 + 296^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12470977 is a prime.

It is not a weakly prime, because it can be changed into another prime (12470971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6235488 + 6235489.

It is an arithmetic number, because the mean of its divisors is an integer number (6235489).

Almost surely, 2^12470977 is an apocalyptic number.

It is an amenable number.

12470977 is a deficient number, since it is larger than the sum of its proper divisors (1).

12470977 is an equidigital number, since it uses as much as digits as its factorization.

12470977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24696, while the sum is 37.

The square root of 12470977 is about 3531.4270486589. The cubic root of 12470977 is about 231.8996853767.

The spelling of 12470977 in words is "twelve million, four hundred seventy thousand, nine hundred seventy-seven".