111706607 has 4 divisors (see below), whose sum is σ = 116563440. Its totient is φ = 106849776.

The previous prime is 111706603. The next prime is 111706627. The reversal of 111706607 is 706607111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111706607 - 2² = 111706603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111706607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111706601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2428382 + ... + 2428427.

It is an arithmetic number, because the mean of its divisors is an integer number (29140860).

Almost surely, 2^111706607 is an apocalyptic number.

111706607 is a deficient number, since it is larger than the sum of its proper divisors (4856833).

111706607 is an equidigital number, since it uses as much as digits as its factorization.

111706607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4856832.

The product of its (nonzero) digits is 1764, while the sum is 29.

The square root of 111706607 is about 10569.1346381811. The cubic root of 111706607 is about 481.6071806797.

The spelling of 111706607 in words is "one hundred eleven million, seven hundred six thousand, six hundred seven".