14419068421 has 2 divisors, whose sum is σ = 14419068422. Its totient is φ = 14419068420.

The previous prime is 14419068413. The next prime is 14419068457. The reversal of 14419068421 is 12486091441.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9496502500 + 4922565921 = 97450^2 + 70161^2 .

It is a cyclic number.

It is not a de Polignac number, because 14419068421 - 2³ = 14419068413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14419068121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7209534210 + 7209534211.

It is an arithmetic number, because the mean of its divisors is an integer number (7209534211).

Almost surely, 2^14419068421 is an apocalyptic number.

It is an amenable number.

14419068421 is a deficient number, since it is larger than the sum of its proper divisors (1).

14419068421 is an equidigital number, since it uses as much as digits as its factorization.

14419068421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 40.

The spelling of 14419068421 in words is "fourteen billion, four hundred nineteen million, sixty-eight thousand, four hundred twenty-one".