9118159297641 has 9 divisors (see below), whose sum is σ = 13170687626109. Its totient is φ = 6078766825836.

The previous prime is 9118159297573. The next prime is 9118159297673. The reversal of 9118159297641 is 1467929518119.

The square root of 9118159297641 is 3019629.

It is a perfect power (a square), and thus also a powerful number.

9118159297641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 9118159297641 - 2¹⁵ = 9118159264873 is a prime.

It is a super-3 number, since 3×9118159297641³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (9118159297141) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8555616 + ... + 9562158.

Almost surely, 2^{9118159297641} is an apocalyptic number.

9118159297641 is the 3019629-th square number.

9118159297641 is the 1509815-th centered octagonal number.

It is an amenable number.

9118159297641 is a deficient number, since it is larger than the sum of its proper divisors (4052528328468).

9118159297641 is an frugal number, since it uses more digits than its factorization.

9118159297641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013092 (or 1006546 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 63.

The spelling of 9118159297641 in words is "nine trillion, one hundred eighteen billion, one hundred fifty-nine million, two hundred ninety-seven thousand, six hundred forty-one".