12477272503 has 2 divisors, whose sum is σ = 12477272504. Its totient is φ = 12477272502.

The previous prime is 12477272459. The next prime is 12477272513. The reversal of 12477272503 is 30527277421.

It is a strong prime.

It is an emirp because it is prime and its reverse (30527277421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12477272503 - 2⁹ = 12477271991 is a prime.

It is a super-2 number, since 2×12477272503² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12477272513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6238636251 + 6238636252.

It is an arithmetic number, because the mean of its divisors is an integer number (6238636252).

Almost surely, 2^12477272503 is an apocalyptic number.

12477272503 is a deficient number, since it is larger than the sum of its proper divisors (1).

12477272503 is an equidigital number, since it uses as much as digits as its factorization.

12477272503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 164640, while the sum is 40.

The spelling of 12477272503 in words is "twelve billion, four hundred seventy-seven million, two hundred seventy-two thousand, five hundred three".