111412044 has 24 divisors (see below), whose sum is σ = 288846320. Its totient is φ = 37137312.

The previous prime is 111412039. The next prime is 111412057. The reversal of 111412044 is 440214111.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 515689 + ... + 515904.

Almost surely, 2^111412044 is an apocalyptic number.

It is an amenable number.

111412044 is an abundant number, since it is smaller than the sum of its proper divisors (177434276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111412044 is a wasteful number, since it uses less digits than its factorization.

111412044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031606 (or 1031598 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 111412044 is about 10555.1903819874. The cubic root of 111412044 is about 481.1834858544.

Adding to 111412044 its reverse (440214111), we get a palindrome (551626155).

The spelling of 111412044 in words is "one hundred eleven million, four hundred twelve thousand, forty-four".