980759911 has 2 divisors, whose sum is σ = 980759912. Its totient is φ = 980759910.

The previous prime is 980759909. The next prime is 980759929. The reversal of 980759911 is 119957089.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 980759911 - 2¹ = 980759909 is a prime.

Together with 980759909, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (980759981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490379955 + 490379956.

It is an arithmetic number, because the mean of its divisors is an integer number (490379956).

Almost surely, 2^980759911 is an apocalyptic number.

980759911 is a deficient number, since it is larger than the sum of its proper divisors (1).

980759911 is an equidigital number, since it uses as much as digits as its factorization.

980759911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 49.

The square root of 980759911 is about 31317.0865662820. The cubic root of 980759911 is about 993.5450604059.

The spelling of 980759911 in words is "nine hundred eighty million, seven hundred fifty-nine thousand, nine hundred eleven".