12039884851 has 2 divisors, whose sum is σ = 12039884852. Its totient is φ = 12039884850.

The previous prime is 12039884849. The next prime is 12039884863. The reversal of 12039884851 is 15848893021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12039884851 - 2¹ = 12039884849 is a prime.

Together with 12039884849, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 12039884795 and 12039884804.

It is not a weakly prime, because it can be changed into another prime (12039884951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6019942425 + 6019942426.

It is an arithmetic number, because the mean of its divisors is an integer number (6019942426).

Almost surely, 2^12039884851 is an apocalyptic number.

12039884851 is a deficient number, since it is larger than the sum of its proper divisors (1).

12039884851 is an equidigital number, since it uses as much as digits as its factorization.

12039884851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 552960, while the sum is 49.

The spelling of 12039884851 in words is "twelve billion, thirty-nine million, eight hundred eighty-four thousand, eight hundred fifty-one".