1144323300233 has 4 divisors (see below), whose sum is σ = 1144325440128. Its totient is φ = 1144321160340.

The previous prime is 1144323300227. The next prime is 1144323300247. The reversal of 1144323300233 is 3320033234411.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1144323300233 is a prime.

It is a super-2 number, since 2×1144323300233² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1144323300196 and 1144323300205.

It is not an unprimeable number, because it can be changed into a prime (1144323306233) 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, 502688 + ... + 1594158.

It is an arithmetic number, because the mean of its divisors is an integer number (286081360032).

Almost surely, 2^{1144323300233} is an apocalyptic number.

It is an amenable number.

1144323300233 is a deficient number, since it is larger than the sum of its proper divisors (2139895).

1144323300233 is a wasteful number, since it uses less digits than its factorization.

1144323300233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2139894.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 1144323300233 its reverse (3320033234411), we get a palindrome (4464356534644).

The spelling of 1144323300233 in words is "one trillion, one hundred forty-four billion, three hundred twenty-three million, three hundred thousand, two hundred thirty-three".