1322144434 has 16 divisors (see below), whose sum is σ = 2261406168. Its totient is φ = 574324992.

The previous prime is 1322144429. The next prime is 1322144459. The reversal of 1322144434 is 4344412231.

It can be written as a sum of positive squares in 4 ways, for example, as 1158381225 + 163763209 = 34035^2 + 12797^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1495197 + ... + 1496080.

Almost surely, 2^1322144434 is an apocalyptic number.

1322144434 is a deficient number, since it is larger than the sum of its proper divisors (939261734).

1322144434 is a wasteful number, since it uses less digits than its factorization.

1322144434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2991309.

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

The square root of 1322144434 is about 36361.3040745241. The cubic root of 1322144434 is about 1097.5550196835. Note that the first 3 decimals are identical.

Adding to 1322144434 its reverse (4344412231), we get a palindrome (5666556665).

The spelling of 1322144434 in words is "one billion, three hundred twenty-two million, one hundred forty-four thousand, four hundred thirty-four".