9261161241 has 16 divisors (see below), whose sum is σ = 13000400640. Its totient is φ = 5848128720.

The previous prime is 9261161207. The next prime is 9261161267. The reversal of 9261161241 is 1421611629.

It is not a de Polignac number, because 9261161241 - 2⁶ = 9261161177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9261161291) 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 in 15 ways as a sum of consecutive naturals, for example, 439026 + ... + 459636.

It is an arithmetic number, because the mean of its divisors is an integer number (812525040).

Almost surely, 2^9261161241 is an apocalyptic number.

It is an amenable number.

9261161241 is a deficient number, since it is larger than the sum of its proper divisors (3739239399).

9261161241 is a wasteful number, since it uses less digits than its factorization.

9261161241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28516.

The product of its digits is 5184, while the sum is 33.

The square root of 9261161241 is about 96234.9273444938. The cubic root of 9261161241 is about 2100.0121874576.

The spelling of 9261161241 in words is "nine billion, two hundred sixty-one million, one hundred sixty-one thousand, two hundred forty-one".