1144321235 has 4 divisors (see below), whose sum is σ = 1373185488. Its totient is φ = 915456984.

The previous prime is 1144321229. The next prime is 1144321307. The reversal of 1144321235 is 5321234411.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1144321235 - 2⁴ = 1144321219 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114432119 + ... + 114432128.

It is an arithmetic number, because the mean of its divisors is an integer number (343296372).

Almost surely, 2^1144321235 is an apocalyptic number.

1144321235 is a deficient number, since it is larger than the sum of its proper divisors (228864253).

1144321235 is an equidigital number, since it uses as much as digits as its factorization.

1144321235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228864252.

The product of its digits is 2880, while the sum is 26.

The square root of 1144321235 is about 33827.8174731980. The cubic root of 1144321235 is about 1045.9621900280.

Adding to 1144321235 its reverse (5321234411), we get a palindrome (6465555646).

The spelling of 1144321235 in words is "one billion, one hundred forty-four million, three hundred twenty-one thousand, two hundred thirty-five".