1130217887 has 2 divisors, whose sum is σ = 1130217888. Its totient is φ = 1130217886.

The previous prime is 1130217877. The next prime is 1130217911. The reversal of 1130217887 is 7887120311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1130217887 - 2¹⁰ = 1130216863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1130217887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130217877) 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, 565108943 + 565108944.

It is an arithmetic number, because the mean of its divisors is an integer number (565108944).

Almost surely, 2^1130217887 is an apocalyptic number.

1130217887 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130217887 is an equidigital number, since it uses as much as digits as its factorization.

1130217887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18816, while the sum is 38.

The square root of 1130217887 is about 33618.7133453974. The cubic root of 1130217887 is about 1041.6473789737.

The spelling of 1130217887 in words is "one billion, one hundred thirty million, two hundred seventeen thousand, eight hundred eighty-seven".