14340331421 has 8 divisors (see below), whose sum is σ = 15820103544. Its totient is φ = 12914369280.

The previous prime is 14340331373. The next prime is 14340331441. The reversal of 14340331421 is 12413304341.

It is a happy number.

14340331421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 419635225 + 13920696196 = 20485^2 + 117986^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14340331421 - 2²² = 14336137117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14340331441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13451936 + ... + 13453001.

It is an arithmetic number, because the mean of its divisors is an integer number (1977512943).

Almost surely, 2^14340331421 is an apocalyptic number.

It is an amenable number.

14340331421 is a deficient number, since it is larger than the sum of its proper divisors (1479772123).

14340331421 is a wasteful number, since it uses less digits than its factorization.

14340331421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26904991.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 14340331421 its reverse (12413304341), we get a palindrome (26753635762).

The spelling of 14340331421 in words is "fourteen billion, three hundred forty million, three hundred thirty-one thousand, four hundred twenty-one".