9980141 has 2 divisors, whose sum is σ = 9980142. Its totient is φ = 9980140.

The previous prime is 9980129. The next prime is 9980143. The reversal of 9980141 is 1410899.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7590025 + 2390116 = 2755^2 + 1546^2 .

It is a cyclic number.

It is not a de Polignac number, because 9980141 - 2⁶ = 9980077 is a prime.

Together with 9980143, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9980098 and 9980107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9980143) 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, 4990070 + 4990071.

It is an arithmetic number, because the mean of its divisors is an integer number (4990071).

Almost surely, 2^9980141 is an apocalyptic number.

It is an amenable number.

9980141 is a deficient number, since it is larger than the sum of its proper divisors (1).

9980141 is an equidigital number, since it uses as much as digits as its factorization.

9980141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 9980141 is about 3159.1361160925. The cubic root of 9980141 is about 215.3007580966.

The spelling of 9980141 in words is "nine million, nine hundred eighty thousand, one hundred forty-one".