980268361 has 2 divisors, whose sum is σ = 980268362. Its totient is φ = 980268360.

The previous prime is 980268347. The next prime is 980268371. The reversal of 980268361 is 163862089.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 679592761 + 300675600 = 26069^2 + 17340^2 .

It is an emirp because it is prime and its reverse (163862089) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-980268361 is a prime.

It is not a weakly prime, because it can be changed into another prime (980268301) 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, 490134180 + 490134181.

It is an arithmetic number, because the mean of its divisors is an integer number (490134181).

Almost surely, 2^980268361 is an apocalyptic number.

It is an amenable number.

980268361 is a deficient number, since it is larger than the sum of its proper divisors (1).

980268361 is an equidigital number, since it uses as much as digits as its factorization.

980268361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 980268361 is about 31309.2376304502. The cubic root of 980268361 is about 993.3790467254.

The spelling of 980268361 in words is "nine hundred eighty million, two hundred sixty-eight thousand, three hundred sixty-one".