1111444444023 has 8 divisors (see below), whose sum is σ = 1493238337536. Its totient is φ = 735306756600.

The previous prime is 1111444444009. The next prime is 1111444444039. The reversal of 1111444444023 is 3204444441111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1111444444023 - 2⁶ = 1111444443959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111444444723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1414051063 + ... + 1414051848.

It is an arithmetic number, because the mean of its divisors is an integer number (186654792192).

Almost surely, 2^{1111444444023} is an apocalyptic number.

1111444444023 is a deficient number, since it is larger than the sum of its proper divisors (381793893513).

1111444444023 is a wasteful number, since it uses less digits than its factorization.

1111444444023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828103045.

The product of its (nonzero) digits is 24576, while the sum is 33.

Adding to 1111444444023 its reverse (3204444441111), we get a palindrome (4315888885134).

The spelling of 1111444444023 in words is "one trillion, one hundred eleven billion, four hundred forty-four million, four hundred forty-four thousand, twenty-three".