111444434 has 8 divisors (see below), whose sum is σ = 168700620. Its totient is φ = 55210896.

The previous prime is 111444397. The next prime is 111444439. The reversal of 111444434 is 434444111.

It can be written as a sum of positive squares in 2 ways, for example, as 108222409 + 3222025 = 10403^2 + 1795^2 .

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

It is not an unprimeable number, because it can be changed into a prime (111444439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255389 + ... + 255824.

Almost surely, 2^111444434 is an apocalyptic number.

111444434 is a deficient number, since it is larger than the sum of its proper divisors (57256186).

111444434 is a wasteful number, since it uses less digits than its factorization.

111444434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511324.

The product of its digits is 3072, while the sum is 26.

The square root of 111444434 is about 10556.7245867267. The cubic root of 111444434 is about 481.2301116423.

Adding to 111444434 its reverse (434444111), we get a palindrome (545888545).

The spelling of 111444434 in words is "one hundred eleven million, four hundred forty-four thousand, four hundred thirty-four".