111099673 has 2 divisors, whose sum is σ = 111099674. Its totient is φ = 111099672.

The previous prime is 111099647. The next prime is 111099719. The reversal of 111099673 is 376990111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110502144 + 597529 = 10512^2 + 773^2 .

It is a cyclic number.

It is not a de Polignac number, because 111099673 - 2²⁵ = 77545241 is a prime.

It is a super-4 number, since 4×111099673⁴ (a number of 33 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (111099623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55549836 + 55549837.

It is an arithmetic number, because the mean of its divisors is an integer number (55549837).

Almost surely, 2^111099673 is an apocalyptic number.

It is an amenable number.

111099673 is a deficient number, since it is larger than the sum of its proper divisors (1).

111099673 is an equidigital number, since it uses as much as digits as its factorization.

111099673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 37.

The square root of 111099673 is about 10540.3829626821. The cubic root of 111099673 is about 480.7333595922.

The spelling of 111099673 in words is "one hundred eleven million, ninety-nine thousand, six hundred seventy-three".