111900273791 has 2 divisors, whose sum is σ = 111900273792. Its totient is φ = 111900273790.

The previous prime is 111900273773. The next prime is 111900273809. The reversal of 111900273791 is 197372009111.

It is a balanced prime because it is at equal distance from previous prime (111900273773) and next prime (111900273809).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111900273791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111900273701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55950136895 + 55950136896.

It is an arithmetic number, because the mean of its divisors is an integer number (55950136896).

Almost surely, 2^111900273791 is an apocalyptic number.

111900273791 is a deficient number, since it is larger than the sum of its proper divisors (1).

111900273791 is an equidigital number, since it uses as much as digits as its factorization.

111900273791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23814, while the sum is 41.

The spelling of 111900273791 in words is "one hundred eleven billion, nine hundred million, two hundred seventy-three thousand, seven hundred ninety-one".