9940917241 has 2 divisors, whose sum is σ = 9940917242. Its totient is φ = 9940917240.

The previous prime is 9940917227. The next prime is 9940917299. The reversal of 9940917241 is 1427190499.

9940917241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9041157225 + 899760016 = 95085^2 + 29996^2 .

It is a cyclic number.

It is not a de Polignac number, because 9940917241 - 2⁵ = 9940917209 is a prime.

It is a super-2 number, since 2×9940917241² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9940917191 and 9940917200.

It is not a weakly prime, because it can be changed into another prime (9940917341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4970458620 + 4970458621.

It is an arithmetic number, because the mean of its divisors is an integer number (4970458621).

Almost surely, 2^9940917241 is an apocalyptic number.

It is an amenable number.

9940917241 is a deficient number, since it is larger than the sum of its proper divisors (1).

9940917241 is an equidigital number, since it uses as much as digits as its factorization.

9940917241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 9940917241 is about 99704.1485646410. The cubic root of 9940917241 is about 2150.1833080412.

The spelling of 9940917241 in words is "nine billion, nine hundred forty million, nine hundred seventeen thousand, two hundred forty-one".