111434873 has 8 divisors (see below), whose sum is σ = 121702176. Its totient is φ = 101190400.

The previous prime is 111434833. The next prime is 111434879. The reversal of 111434873 is 378434111.

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 111434873 - 2⁶ = 111434809 is a prime.

It is a super-2 number, since 2×111434873² = 24835461841052258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111434879) 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, 5465 + ... + 15897.

It is an arithmetic number, because the mean of its divisors is an integer number (15212772).

Almost surely, 2^111434873 is an apocalyptic number.

It is an amenable number.

111434873 is a deficient number, since it is larger than the sum of its proper divisors (10267303).

111434873 is a wasteful number, since it uses less digits than its factorization.

111434873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11415.

The product of its digits is 8064, while the sum is 32.

The square root of 111434873 is about 10556.2717376922. The cubic root of 111434873 is about 481.2163494096.

Adding to 111434873 its reverse (378434111), we get a palindrome (489868984).

The spelling of 111434873 in words is "one hundred eleven million, four hundred thirty-four thousand, eight hundred seventy-three".