112071777787 has 2 divisors, whose sum is σ = 112071777788. Its totient is φ = 112071777786.

The previous prime is 112071777773. The next prime is 112071777803. The reversal of 112071777787 is 787777170211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112071777787 is a prime.

It is not a weakly prime, because it can be changed into another prime (112071777757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56035888893 + 56035888894.

It is an arithmetic number, because the mean of its divisors is an integer number (56035888894).

Almost surely, 2^112071777787 is an apocalyptic number.

112071777787 is a deficient number, since it is larger than the sum of its proper divisors (1).

112071777787 is an equidigital number, since it uses as much as digits as its factorization.

112071777787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1882384, while the sum is 55.

The spelling of 112071777787 in words is "one hundred twelve billion, seventy-one million, seven hundred seventy-seven thousand, seven hundred eighty-seven".