111412040 has 16 divisors (see below), whose sum is σ = 250677180. Its totient is φ = 44564800.

The previous prime is 111412039. The next prime is 111412057. The reversal of 111412040 is 40214111.

111412040 is nontrivially palindromic in base 3.

It can be written as a sum of positive squares in 2 ways, for example, as 104325796 + 7086244 = 10214^2 + 2662^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1392611 + ... + 1392690.

Almost surely, 2^111412040 is an apocalyptic number.

111412040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111412040 is an abundant number, since it is smaller than the sum of its proper divisors (139265140).

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

111412040 is a wasteful number, since it uses less digits than its factorization.

111412040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785312 (or 2785308 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 111412040 is about 10555.1901925072. The cubic root of 111412040 is about 481.1834800958.

Adding to 111412040 its reverse (40214111), we get a palindrome (151626151).

The spelling of 111412040 in words is "one hundred eleven million, four hundred twelve thousand, forty".