12771103 has 2 divisors, whose sum is σ = 12771104. Its totient is φ = 12771102.

The previous prime is 12771091. The next prime is 12771139. The reversal of 12771103 is 30117721.

It is a weak prime.

It is an emirp because it is prime and its reverse (30117721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12771103 - 2⁹ = 12770591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12771193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6385551 + 6385552.

It is an arithmetic number, because the mean of its divisors is an integer number (6385552).

Almost surely, 2^12771103 is an apocalyptic number.

12771103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12771103 is an equidigital number, since it uses as much as digits as its factorization.

12771103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 294, while the sum is 22.

The square root of 12771103 is about 3573.6680036064. The cubic root of 12771103 is about 233.7452544625.

Adding to 12771103 its reverse (30117721), we get a palindrome (42888824).

The spelling of 12771103 in words is "twelve million, seven hundred seventy-one thousand, one hundred three".