980974811 has 2 divisors, whose sum is σ = 980974812. Its totient is φ = 980974810.

The previous prime is 980974801. The next prime is 980974843. The reversal of 980974811 is 118479089.

It is a weak prime.

It is an emirp because it is prime and its reverse (118479089) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 980974811 - 2¹⁰ = 980973787 is a prime.

It is not a weakly prime, because it can be changed into another prime (980974801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490487405 + 490487406.

It is an arithmetic number, because the mean of its divisors is an integer number (490487406).

Almost surely, 2^980974811 is an apocalyptic number.

980974811 is a deficient number, since it is larger than the sum of its proper divisors (1).

980974811 is an equidigital number, since it uses as much as digits as its factorization.

980974811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 47.

The square root of 980974811 is about 31320.5174127121. The cubic root of 980974811 is about 993.6176222491.

The spelling of 980974811 in words is "nine hundred eighty million, nine hundred seventy-four thousand, eight hundred eleven".