111412042 has 16 divisors (see below), whose sum is σ = 194596992. Its totient is φ = 46846800.

The previous prime is 111412039. The next prime is 111412057. The reversal of 111412042 is 240214111.

It is a happy number.

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, 74334 + ... + 75817.

It is an arithmetic number, because the mean of its divisors is an integer number (12162312).

Almost surely, 2^111412042 is an apocalyptic number.

111412042 is a deficient number, since it is larger than the sum of its proper divisors (83184950).

111412042 is a wasteful number, since it uses less digits than its factorization.

111412042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150213.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 111412042 is about 10555.1902872473. The cubic root of 111412042 is about 481.1834829751.

Adding to 111412042 its reverse (240214111), we get a palindrome (351626153).

The spelling of 111412042 in words is "one hundred eleven million, four hundred twelve thousand, forty-two".