111441404643 has 8 divisors (see below), whose sum is σ = 148639108800. Its totient is φ = 74268985128.

The previous prime is 111441404629. The next prime is 111441404707. The reversal of 111441404643 is 346404144111.

It is a happy number.

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

It is not a de Polignac number, because 111441404643 - 2⁶ = 111441404579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111441402643) 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, 6310873 + ... + 6328506.

It is an arithmetic number, because the mean of its divisors is an integer number (18579888600).

Almost surely, 2^111441404643 is an apocalyptic number.

111441404643 is a deficient number, since it is larger than the sum of its proper divisors (37197704157).

111441404643 is a wasteful number, since it uses less digits than its factorization.

111441404643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12642321.

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 111441404643 its reverse (346404144111), we get a palindrome (457845548754).

The spelling of 111441404643 in words is "one hundred eleven billion, four hundred forty-one million, four hundred four thousand, six hundred forty-three".