980255069 has 2 divisors, whose sum is σ = 980255070. Its totient is φ = 980255068.

The previous prime is 980255051. The next prime is 980255083. The reversal of 980255069 is 960552089.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 820536025 + 159719044 = 28645^2 + 12638^2 .

It is a cyclic number.

It is not a de Polignac number, because 980255069 - 2²⁰ = 979206493 is a prime.

It is a super-2 number, since 2×980255069² = 1921800000600389522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (980255369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490127534 + 490127535.

It is an arithmetic number, because the mean of its divisors is an integer number (490127535).

Almost surely, 2^980255069 is an apocalyptic number.

It is an amenable number.

980255069 is a deficient number, since it is larger than the sum of its proper divisors (1).

980255069 is an equidigital number, since it uses as much as digits as its factorization.

980255069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 44.

The square root of 980255069 is about 31309.0253601098. The cubic root of 980255069 is about 993.3745567801.

The spelling of 980255069 in words is "nine hundred eighty million, two hundred fifty-five thousand, sixty-nine".