111680147 has 2 divisors, whose sum is σ = 111680148. Its totient is φ = 111680146.

The previous prime is 111680099. The next prime is 111680207. The reversal of 111680147 is 741086111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111680147 - 2¹⁴ = 111663763 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (111689147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55840073 + 55840074.

It is an arithmetic number, because the mean of its divisors is an integer number (55840074).

Almost surely, 2^111680147 is an apocalyptic number.

111680147 is a deficient number, since it is larger than the sum of its proper divisors (1).

111680147 is an equidigital number, since it uses as much as digits as its factorization.

111680147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 29.

The square root of 111680147 is about 10567.8828059361. The cubic root of 111680147 is about 481.5691514987.

The spelling of 111680147 in words is "one hundred eleven million, six hundred eighty thousand, one hundred forty-seven".