12277155323 has 2 divisors, whose sum is σ = 12277155324. Its totient is φ = 12277155322.

The previous prime is 12277155299. The next prime is 12277155329. The reversal of 12277155323 is 32355177221.

It is a strong prime.

It is an emirp because it is prime and its reverse (32355177221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12277155323 - 2²⁰ = 12276106747 is a prime.

It is not a weakly prime, because it can be changed into another prime (12277155329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6138577661 + 6138577662.

It is an arithmetic number, because the mean of its divisors is an integer number (6138577662).

Almost surely, 2^12277155323 is an apocalyptic number.

12277155323 is a deficient number, since it is larger than the sum of its proper divisors (1).

12277155323 is an equidigital number, since it uses as much as digits as its factorization.

12277155323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 88200, while the sum is 38.

The spelling of 12277155323 in words is "twelve billion, two hundred seventy-seven million, one hundred fifty-five thousand, three hundred twenty-three".