111667349 has 8 divisors (see below), whose sum is σ = 112789248. Its totient is φ = 110550960.

The previous prime is 111667337. The next prime is 111667379. The reversal of 111667349 is 943766111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 111667349 - 2⁴ = 111667333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111667379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47684 + ... + 49970.

It is an arithmetic number, because the mean of its divisors is an integer number (14098656).

Almost surely, 2^111667349 is an apocalyptic number.

It is an amenable number.

111667349 is a deficient number, since it is larger than the sum of its proper divisors (1121899).

111667349 is a wasteful number, since it uses less digits than its factorization.

111667349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755.

The product of its digits is 27216, while the sum is 38.

The square root of 111667349 is about 10567.2772746815. The cubic root of 111667349 is about 481.5507556376.

The spelling of 111667349 in words is "one hundred eleven million, six hundred sixty-seven thousand, three hundred forty-nine".