1144441023 has 16 divisors (see below), whose sum is σ = 1700061696. Its totient is φ = 678842240.

The previous prime is 1144441019. The next prime is 1144441027. The reversal of 1144441023 is 3201444411.

It is an interprime number because it is at equal distance from previous prime (1144441019) and next prime (1144441027).

It is a cyclic number.

It is not a de Polignac number, because 1144441023 - 2² = 1144441019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1144440984 and 1144441002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144441027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 367386 + ... + 370487.

It is an arithmetic number, because the mean of its divisors is an integer number (106253856).

Almost surely, 2^1144441023 is an apocalyptic number.

1144441023 is a deficient number, since it is larger than the sum of its proper divisors (555620673).

1144441023 is a wasteful number, since it uses less digits than its factorization.

1144441023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737934.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1144441023 is about 33829.5879815288. The cubic root of 1144441023 is about 1045.9986860000.

Adding to 1144441023 its reverse (3201444411), we get a palindrome (4345885434).

The spelling of 1144441023 in words is "one billion, one hundred forty-four million, four hundred forty-one thousand, twenty-three".