1007112987791 has 2 divisors, whose sum is σ = 1007112987792. Its totient is φ = 1007112987790.

The previous prime is 1007112987787. The next prime is 1007112987869. The reversal of 1007112987791 is 1977892117001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1007112987791 - 2² = 1007112987787 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1007112987721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503556493895 + 503556493896.

It is an arithmetic number, because the mean of its divisors is an integer number (503556493896).

Almost surely, 2^{1007112987791} is an apocalyptic number.

1007112987791 is a deficient number, since it is larger than the sum of its proper divisors (1).

1007112987791 is an equidigital number, since it uses as much as digits as its factorization.

1007112987791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 444528, while the sum is 53.

The spelling of 1007112987791 in words is "one trillion, seven billion, one hundred twelve million, nine hundred eighty-seven thousand, seven hundred ninety-one".