111746042 has 8 divisors (see below), whose sum is σ = 168007476. Its totient is φ = 55743552.

The previous prime is 111746027. The next prime is 111746051. The reversal of 111746042 is 240647111.

It is a Cunningham number, because it is equal to 10571²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 111746041 + 1 = 10571^2 + 1^2 .

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

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, 63653 + ... + 65384.

Almost surely, 2^111746042 is an apocalyptic number.

111746042 is a deficient number, since it is larger than the sum of its proper divisors (56261434).

111746042 is a wasteful number, since it uses less digits than its factorization.

111746042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129472.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 111746042 is about 10571.0000472992. Note that the first 4 decimals coincide. The cubic root of 111746042 is about 481.6638468138.

The spelling of 111746042 in words is "one hundred eleven million, seven hundred forty-six thousand, forty-two".