111404144434 has 16 divisors (see below), whose sum is σ = 182414082816. Its totient is φ = 50605916400.

The previous prime is 111404144333. The next prime is 111404144459. The reversal of 111404144434 is 434441404111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111404144396 and 111404144405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1581297 + ... + 1650244.

It is an arithmetic number, because the mean of its divisors is an integer number (11400880176).

Almost surely, 2^111404144434 is an apocalyptic number.

111404144434 is a deficient number, since it is larger than the sum of its proper divisors (71009938382).

111404144434 is a wasteful number, since it uses less digits than its factorization.

111404144434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3233121.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 111404144434 its reverse (434441404111), we get a palindrome (545845548545).

The spelling of 111404144434 in words is "one hundred eleven billion, four hundred four million, one hundred forty-four thousand, four hundred thirty-four".