111444444403 has 8 divisors (see below), whose sum is σ = 111948419520. Its totient is φ = 110940584040.

The previous prime is 111444444389. The next prime is 111444444409. The reversal of 111444444403 is 304444444111.

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

It is a cyclic number.

It is not a de Polignac number, because 111444444403 - 2²¹ = 111442347251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111444444409) 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, 2367228 + ... + 2413846.

It is an arithmetic number, because the mean of its divisors is an integer number (13993552440).

Almost surely, 2^111444444403 is an apocalyptic number.

111444444403 is a deficient number, since it is larger than the sum of its proper divisors (503975117).

111444444403 is a wasteful number, since it uses less digits than its factorization.

111444444403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57377.

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 111444444403 its reverse (304444444111), we get a palindrome (415888888514).

The spelling of 111444444403 in words is "one hundred eleven billion, four hundred forty-four million, four hundred forty-four thousand, four hundred three".