111005610671 has 2 divisors, whose sum is σ = 111005610672. Its totient is φ = 111005610670.

The previous prime is 111005610637. The next prime is 111005610673. The reversal of 111005610671 is 176016500111.

It is a strong prime.

It is an emirp because it is prime and its reverse (176016500111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111005610671 - 2⁶ = 111005610607 is a prime.

Together with 111005610673, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111005610673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55502805335 + 55502805336.

It is an arithmetic number, because the mean of its divisors is an integer number (55502805336).

Almost surely, 2^111005610671 is an apocalyptic number.

111005610671 is a deficient number, since it is larger than the sum of its proper divisors (1).

111005610671 is an equidigital number, since it uses as much as digits as its factorization.

111005610671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 29.

The spelling of 111005610671 in words is "one hundred eleven billion, five million, six hundred ten thousand, six hundred seventy-one".