14728722011 has 2 divisors, whose sum is σ = 14728722012. Its totient is φ = 14728722010.

The previous prime is 14728721983. The next prime is 14728722013. The reversal of 14728722011 is 11022782741.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (11022782741) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14728722011 is a prime.

Together with 14728722013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14728722013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7364361005 + 7364361006.

It is an arithmetic number, because the mean of its divisors is an integer number (7364361006).

Almost surely, 2^14728722011 is an apocalyptic number.

14728722011 is a deficient number, since it is larger than the sum of its proper divisors (1).

14728722011 is an equidigital number, since it uses as much as digits as its factorization.

14728722011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544, while the sum is 35.

The spelling of 14728722011 in words is "fourteen billion, seven hundred twenty-eight million, seven hundred twenty-two thousand, eleven".