14221421983 has 2 divisors, whose sum is σ = 14221421984. Its totient is φ = 14221421982.

The previous prime is 14221421959. The next prime is 14221421987. The reversal of 14221421983 is 38912412241.

It is a strong prime.

It is an emirp because it is prime and its reverse (38912412241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14221421983 - 2²¹ = 14219324831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14221421987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7110710991 + 7110710992.

It is an arithmetic number, because the mean of its divisors is an integer number (7110710992).

Almost surely, 2^14221421983 is an apocalyptic number.

14221421983 is a deficient number, since it is larger than the sum of its proper divisors (1).

14221421983 is an equidigital number, since it uses as much as digits as its factorization.

14221421983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 37.

The spelling of 14221421983 in words is "fourteen billion, two hundred twenty-one million, four hundred twenty-one thousand, nine hundred eighty-three".