9159809941 has 2 divisors, whose sum is σ = 9159809942. Its totient is φ = 9159809940.

The previous prime is 9159809881. The next prime is 9159809951. The reversal of 9159809941 is 1499089519.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8220142225 + 939667716 = 90665^2 + 30654^2 .

It is a cyclic number.

It is not a de Polignac number, because 9159809941 - 2³³ = 569875349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9159809951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4579904970 + 4579904971.

It is an arithmetic number, because the mean of its divisors is an integer number (4579904971).

Almost surely, 2^9159809941 is an apocalyptic number.

It is an amenable number.

9159809941 is a deficient number, since it is larger than the sum of its proper divisors (1).

9159809941 is an equidigital number, since it uses as much as digits as its factorization.

9159809941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1049760, while the sum is 55.

The square root of 9159809941 is about 95706.8959950118. The cubic root of 9159809941 is about 2092.3234419693.

The spelling of 9159809941 in words is "nine billion, one hundred fifty-nine million, eight hundred nine thousand, nine hundred forty-one".