111742008 has 32 divisors (see below), whose sum is σ = 319263360. Its totient is φ = 31926240.

The previous prime is 111741991. The next prime is 111742009. The reversal of 111742008 is 800247111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111742009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332398 + ... + 332733.

It is an arithmetic number, because the mean of its divisors is an integer number (9976980).

Almost surely, 2^111742008 is an apocalyptic number.

It is an amenable number.

111742008 is an abundant number, since it is smaller than the sum of its proper divisors (207521352).

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

111742008 is a wasteful number, since it uses less digits than its factorization.

111742008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665147 (or 665143 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 24.

The square root of 111742008 is about 10570.8092405454. The cubic root of 111742008 is about 481.6580507685.

Adding to 111742008 its reverse (800247111), we get a palindrome (911989119).

The spelling of 111742008 in words is "one hundred eleven million, seven hundred forty-two thousand, eight".