1024434434321 has 4 divisors (see below), whose sum is σ = 1024500709044. Its totient is φ = 1024368159600.

The previous prime is 1024434434299. The next prime is 1024434434329. The reversal of 1024434434321 is 1234344344201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 233110324225 + 791324110096 = 482815^2 + 889564^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1024434434321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1024434434329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33114170 + ... + 33145091.

It is an arithmetic number, because the mean of its divisors is an integer number (256125177261).

Almost surely, 2^{1024434434321} is an apocalyptic number.

It is an amenable number.

1024434434321 is a deficient number, since it is larger than the sum of its proper divisors (66274723).

1024434434321 is an equidigital number, since it uses as much as digits as its factorization.

1024434434321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66274722.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 1024434434321 its reverse (1234344344201), we get a palindrome (2258778778522).

The spelling of 1024434434321 in words is "one trillion, twenty-four billion, four hundred thirty-four million, four hundred thirty-four thousand, three hundred twenty-one".