1421324223 has 8 divisors (see below), whose sum is σ = 2067380736. Its totient is φ = 861408600.

The previous prime is 1421324209. The next prime is 1421324237. The reversal of 1421324223 is 3224231241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1421324209) and next prime (1421324237).

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

It is not a de Polignac number, because 1421324223 - 2⁶ = 1421324159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1421324193 and 1421324202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421324263) 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, 21535183 + ... + 21535248.

It is an arithmetic number, because the mean of its divisors is an integer number (258422592).

Almost surely, 2^1421324223 is an apocalyptic number.

1421324223 is a deficient number, since it is larger than the sum of its proper divisors (646056513).

1421324223 is a wasteful number, since it uses less digits than its factorization.

1421324223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43070445.

The product of its digits is 2304, while the sum is 24.

The square root of 1421324223 is about 37700.4538832094. The cubic root of 1421324223 is about 1124.3401491494.

Adding to 1421324223 its reverse (3224231241), we get a palindrome (4645555464).

The spelling of 1421324223 in words is "one billion, four hundred twenty-one million, three hundred twenty-four thousand, two hundred twenty-three".