12016804747 has 2 divisors, whose sum is σ = 12016804748. Its totient is φ = 12016804746.

The previous prime is 12016804729. The next prime is 12016804757. The reversal of 12016804747 is 74740861021.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (74740861021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12016804747 is a prime.

It is not a weakly prime, because it can be changed into another prime (12016804757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6008402373 + 6008402374.

It is an arithmetic number, because the mean of its divisors is an integer number (6008402374).

Almost surely, 2^12016804747 is an apocalyptic number.

12016804747 is a deficient number, since it is larger than the sum of its proper divisors (1).

12016804747 is an equidigital number, since it uses as much as digits as its factorization.

12016804747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75264, while the sum is 40.

The spelling of 12016804747 in words is "twelve billion, sixteen million, eight hundred four thousand, seven hundred forty-seven".