980914849 has 2 divisors, whose sum is σ = 980914850. Its totient is φ = 980914848.

The previous prime is 980914817. The next prime is 980914867. The reversal of 980914849 is 948419089.

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., 896403600 + 84511249 = 29940^2 + 9193^2 .

It is an emirp because it is prime and its reverse (948419089) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 980914849 - 2⁵ = 980914817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 980914796 and 980914805.

It is not a weakly prime, because it can be changed into another prime (980914049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490457424 + 490457425.

It is an arithmetic number, because the mean of its divisors is an integer number (490457425).

Almost surely, 2^980914849 is an apocalyptic number.

It is an amenable number.

980914849 is a deficient number, since it is larger than the sum of its proper divisors (1).

980914849 is an equidigital number, since it uses as much as digits as its factorization.

980914849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 52.

The square root of 980914849 is about 31319.5601661326. The cubic root of 980914849 is about 993.5973769063.

The spelling of 980914849 in words is "nine hundred eighty million, nine hundred fourteen thousand, eight hundred forty-nine".