980580049 has 2 divisors, whose sum is σ = 980580050. Its totient is φ = 980580048.

The previous prime is 980580037. The next prime is 980580053. The reversal of 980580049 is 940085089.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 899580049 + 81000000 = 29993^2 + 9000^2 .

It is an emirp because it is prime and its reverse (940085089) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 980580049 - 2⁷ = 980579921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 980579987 and 980580014.

It is not a weakly prime, because it can be changed into another prime (980583049) 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, 490290024 + 490290025.

It is an arithmetic number, because the mean of its divisors is an integer number (490290025).

Almost surely, 2^980580049 is an apocalyptic number.

It is an amenable number.

980580049 is a deficient number, since it is larger than the sum of its proper divisors (1).

980580049 is an equidigital number, since it uses as much as digits as its factorization.

980580049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 980580049 is about 31314.2148073363. The cubic root of 980580049 is about 993.4843211346.

The spelling of 980580049 in words is "nine hundred eighty million, five hundred eighty thousand, forty-nine".