980676449 has 2 divisors, whose sum is σ = 980676450. Its totient is φ = 980676448.

The previous prime is 980676439. The next prime is 980676503. The reversal of 980676449 is 944676089.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 821109025 + 159567424 = 28655^2 + 12632^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-980676449 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 980676449.

It is not a weakly prime, because it can be changed into another prime (980676439) 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, 490338224 + 490338225.

It is an arithmetic number, because the mean of its divisors is an integer number (490338225).

Almost surely, 2^980676449 is an apocalyptic number.

It is an amenable number.

980676449 is a deficient number, since it is larger than the sum of its proper divisors (1).

980676449 is an equidigital number, since it uses as much as digits as its factorization.

980676449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The square root of 980676449 is about 31315.7540065699. The cubic root of 980676449 is about 993.5168762705.

The spelling of 980676449 in words is "nine hundred eighty million, six hundred seventy-six thousand, four hundred forty-nine".