12277374971 has 2 divisors, whose sum is σ = 12277374972. Its totient is φ = 12277374970.

The previous prime is 12277374961. The next prime is 12277375003. The reversal of 12277374971 is 17947377221.

It is a weak prime.

It is an emirp because it is prime and its reverse (17947377221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12277374971 - 2¹⁰ = 12277373947 is a prime.

It is not a weakly prime, because it can be changed into another prime (12277374961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6138687485 + 6138687486.

It is an arithmetic number, because the mean of its divisors is an integer number (6138687486).

Almost surely, 2^12277374971 is an apocalyptic number.

12277374971 is a deficient number, since it is larger than the sum of its proper divisors (1).

12277374971 is an equidigital number, since it uses as much as digits as its factorization.

12277374971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1037232, while the sum is 50.

The spelling of 12277374971 in words is "twelve billion, two hundred seventy-seven million, three hundred seventy-four thousand, nine hundred seventy-one".