21343114 has 16 divisors (see below), whose sum is σ = 34917120. Its totient is φ = 9725040.

The previous prime is 21343111. The next prime is 21343129. The reversal of 21343114 is 41134312.

It is a junction number, because it is equal to n+sod(n) for n = 21343091 and 21343100.

It is not an unprimeable number, because it can be changed into a prime (21343111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3142 + ... + 7249.

It is an arithmetic number, because the mean of its divisors is an integer number (2182320).

Almost surely, 2^21343114 is an apocalyptic number.

21343114 is a deficient number, since it is larger than the sum of its proper divisors (13574006).

21343114 is a wasteful number, since it uses less digits than its factorization.

21343114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10485.

The product of its digits is 288, while the sum is 19.

The square root of 21343114 is about 4619.8608204144. The cubic root of 21343114 is about 277.3868878615.

Adding to 21343114 its reverse (41134312), we get a palindrome (62477426).

The spelling of 21343114 in words is "twenty-one million, three hundred forty-three thousand, one hundred fourteen".