1160947811 has 2 divisors, whose sum is σ = 1160947812. Its totient is φ = 1160947810.

The previous prime is 1160947783. The next prime is 1160947819. The reversal of 1160947811 is 1187490611.

It is a strong prime.

It is an emirp because it is prime and its reverse (1187490611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1160947811 - 2¹⁴ = 1160931427 is a prime.

It is not a weakly prime, because it can be changed into another prime (1160947819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580473905 + 580473906.

It is an arithmetic number, because the mean of its divisors is an integer number (580473906).

Almost surely, 2^1160947811 is an apocalyptic number.

1160947811 is a deficient number, since it is larger than the sum of its proper divisors (1).

1160947811 is an equidigital number, since it uses as much as digits as its factorization.

1160947811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 38.

The square root of 1160947811 is about 34072.6842353226. The cubic root of 1160947811 is about 1051.0036694872.

The spelling of 1160947811 in words is "one billion, one hundred sixty million, nine hundred forty-seven thousand, eight hundred eleven".