980419109 has 2 divisors, whose sum is σ = 980419110. Its totient is φ = 980419108.

The previous prime is 980419079. The next prime is 980419117. The reversal of 980419109 is 901914089.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 861129025 + 119290084 = 29345^2 + 10922^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-980419109 is a prime.

It is a super-2 number, since 2×980419109² = 1922443258584707762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (980419709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490209554 + 490209555.

It is an arithmetic number, because the mean of its divisors is an integer number (490209555).

Almost surely, 2^980419109 is an apocalyptic number.

It is an amenable number.

980419109 is a deficient number, since it is larger than the sum of its proper divisors (1).

980419109 is an equidigital number, since it uses as much as digits as its factorization.

980419109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 41.

The square root of 980419109 is about 31311.6449424172. The cubic root of 980419109 is about 993.4299655128.

The spelling of 980419109 in words is "nine hundred eighty million, four hundred nineteen thousand, one hundred nine".