111005379983 has 2 divisors, whose sum is σ = 111005379984. Its totient is φ = 111005379982.

The previous prime is 111005379977. The next prime is 111005380007. The reversal of 111005379983 is 389973500111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111005379983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111005379913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55502689991 + 55502689992.

It is an arithmetic number, because the mean of its divisors is an integer number (55502689992).

Almost surely, 2^111005379983 is an apocalyptic number.

111005379983 is a deficient number, since it is larger than the sum of its proper divisors (1).

111005379983 is an equidigital number, since it uses as much as digits as its factorization.

111005379983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 47.

The spelling of 111005379983 in words is "one hundred eleven billion, five million, three hundred seventy-nine thousand, nine hundred eighty-three".