1144311321433 has 4 divisors (see below), whose sum is σ = 1307784367360. Its totient is φ = 980838275508.

The previous prime is 1144311321401. The next prime is 1144311321443. The reversal of 1144311321433 is 3341231134411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1144311321433 - 2⁵ = 1144311321401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1144311321395 and 1144311321404.

It is not an unprimeable number, because it can be changed into a prime (1144311321443) 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, 81736522953 + ... + 81736522966.

It is an arithmetic number, because the mean of its divisors is an integer number (326946091840).

Almost surely, 2^{1144311321433} is an apocalyptic number.

It is an amenable number.

1144311321433 is a deficient number, since it is larger than the sum of its proper divisors (163473045927).

1144311321433 is an equidigital number, since it uses as much as digits as its factorization.

1144311321433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163473045926.

The product of its digits is 10368, while the sum is 31.

Adding to 1144311321433 its reverse (3341231134411), we get a palindrome (4485542455844).

The spelling of 1144311321433 in words is "one trillion, one hundred forty-four billion, three hundred eleven million, three hundred twenty-one thousand, four hundred thirty-three".