1434424321 has 8 divisors (see below), whose sum is σ = 1580321088. Its totient is φ = 1291110000.

The previous prime is 1434424307. The next prime is 1434424357. The reversal of 1434424321 is 1234244341.

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 1434424321 - 2¹⁹ = 1433900033 is a prime.

It is a super-3 number, since 3×1434424321³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1434424321.

It is not an unprimeable number, because it can be changed into a prime (1434424301) 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, 644445 + ... + 646666.

It is an arithmetic number, because the mean of its divisors is an integer number (197540136).

Almost surely, 2^1434424321 is an apocalyptic number.

1434424321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1434424321 is a deficient number, since it is larger than the sum of its proper divisors (145896767).

1434424321 is a wasteful number, since it uses less digits than its factorization.

1434424321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291223.

The product of its digits is 9216, while the sum is 28.

The square root of 1434424321 is about 37873.7946474868. The cubic root of 1434424321 is about 1127.7838731443.

Adding to 1434424321 its reverse (1234244341), we get a palindrome (2668668662).

The spelling of 1434424321 in words is "one billion, four hundred thirty-four million, four hundred twenty-four thousand, three hundred twenty-one".