111998683 has 2 divisors, whose sum is σ = 111998684. Its totient is φ = 111998682.

The previous prime is 111998651. The next prime is 111998687. The reversal of 111998683 is 386899111.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (386899111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111998683 - 2⁵ = 111998651 is a prime.

It is not a weakly prime, because it can be changed into another prime (111998687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55999341 + 55999342.

It is an arithmetic number, because the mean of its divisors is an integer number (55999342).

Almost surely, 2^111998683 is an apocalyptic number.

111998683 is a deficient number, since it is larger than the sum of its proper divisors (1).

111998683 is an equidigital number, since it uses as much as digits as its factorization.

111998683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 46.

The square root of 111998683 is about 10582.9430216741. The cubic root of 111998683 is about 482.0265634483.

The spelling of 111998683 in words is "one hundred eleven million, nine hundred ninety-eight thousand, six hundred eighty-three".