12770377 has 2 divisors, whose sum is σ = 12770378. Its totient is φ = 12770376.

The previous prime is 12770363. The next prime is 12770389. The reversal of 12770377 is 77307721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9616201 + 3154176 = 3101^2 + 1776^2 .

It is a cyclic number.

It is not a de Polignac number, because 12770377 - 2¹⁵ = 12737609 is a prime.

It is not a weakly prime, because it can be changed into another prime (12770327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6385188 + 6385189.

It is an arithmetic number, because the mean of its divisors is an integer number (6385189).

Almost surely, 2^12770377 is an apocalyptic number.

It is an amenable number.

12770377 is a deficient number, since it is larger than the sum of its proper divisors (1).

12770377 is an equidigital number, since it uses as much as digits as its factorization.

12770377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14406, while the sum is 34.

The square root of 12770377 is about 3573.5664258553. The cubic root of 12770377 is about 233.7408251329.

The spelling of 12770377 in words is "twelve million, seven hundred seventy thousand, three hundred seventy-seven".