1421324343 has 12 divisors (see below), whose sum is σ = 2054889720. Its totient is φ = 946688496.

The previous prime is 1421324299. The next prime is 1421324351. The reversal of 1421324343 is 3434231241.

1421324343 is a `hidden beast` number, since 14 + 213 + 2 + 434 + 3 = 666.

It is not a de Polignac number, because 1421324343 - 2¹⁴ = 1421307959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421328343) 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 11 ways as a sum of consecutive naturals, for example, 61221 + ... + 81182.

It is an arithmetic number, because the mean of its divisors is an integer number (171240810).

Almost surely, 2^1421324343 is an apocalyptic number.

1421324343 is a deficient number, since it is larger than the sum of its proper divisors (633565377).

1421324343 is a wasteful number, since it uses less digits than its factorization.

1421324343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143518 (or 143515 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 1421324343 is about 37700.4554747022. The cubic root of 1421324343 is about 1124.3401807915.

Adding to 1421324343 its reverse (3434231241), we get a palindrome (4855555584).

The spelling of 1421324343 in words is "one billion, four hundred twenty-one million, three hundred twenty-four thousand, three hundred forty-three".