9158000641 has 4 divisors (see below), whose sum is σ = 9158256900. Its totient is φ = 9157744384.

The previous prime is 9158000633. The next prime is 9158000651. The reversal of 9158000641 is 1460008519.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2821840641 + 6336160000 = 53121^2 + 79600^2 .

It is a cyclic number.

It is not a de Polignac number, because 9158000641 - 2³ = 9158000633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9158000597 and 9158000606.

It is not an unprimeable number, because it can be changed into a prime (9158000651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63736 + ... + 149593.

It is an arithmetic number, because the mean of its divisors is an integer number (2289564225).

It is a Proth number, since it is equal to 34935 ⋅ 2¹⁸ + 1 and 34935 < 2¹⁸.

Almost surely, 2^9158000641 is an apocalyptic number.

It is an amenable number.

9158000641 is a deficient number, since it is larger than the sum of its proper divisors (256259).

9158000641 is a wasteful number, since it uses less digits than its factorization.

9158000641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256258.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 9158000641 is about 95697.4432312588. The cubic root of 9158000641 is about 2092.1856701848.

The spelling of 9158000641 in words is "nine billion, one hundred fifty-eight million, six hundred forty-one", and thus it is an aban number.