12477911347 has 4 divisors (see below), whose sum is σ = 13612266936. Its totient is φ = 11343555760.

The previous prime is 12477911333. The next prime is 12477911353. The reversal of 12477911347 is 74311977421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74311977421 = 11 ⋅6755634311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12477911347 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12477911297 and 12477911306.

It is not an unprimeable number, because it can be changed into a prime (12477911387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 567177778 + ... + 567177799.

It is an arithmetic number, because the mean of its divisors is an integer number (3403066734).

Almost surely, 2^12477911347 is an apocalyptic number.

12477911347 is a deficient number, since it is larger than the sum of its proper divisors (1134355589).

12477911347 is a wasteful number, since it uses less digits than its factorization.

12477911347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134355588.

The product of its digits is 296352, while the sum is 46.

The spelling of 12477911347 in words is "twelve billion, four hundred seventy-seven million, nine hundred eleven thousand, three hundred forty-seven".