1118936379787 has 2 divisors, whose sum is σ = 1118936379788. Its totient is φ = 1118936379786.

The previous prime is 1118936379767. The next prime is 1118936379793. The reversal of 1118936379787 is 7879736398111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1118936379787 is a prime.

It is not a weakly prime, because it can be changed into another prime (1118936379767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559468189893 + 559468189894.

It is an arithmetic number, because the mean of its divisors is an integer number (559468189894).

Almost surely, 2^{1118936379787} is an apocalyptic number.

1118936379787 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118936379787 is an equidigital number, since it uses as much as digits as its factorization.

1118936379787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96018048, while the sum is 70.

The spelling of 1118936379787 in words is "one trillion, one hundred eighteen billion, nine hundred thirty-six million, three hundred seventy-nine thousand, seven hundred eighty-seven".