9256643041 has 4 divisors (see below), whose sum is σ = 9743834800. Its totient is φ = 8769451284.

The previous prime is 9256643027. The next prime is 9256643051. The reversal of 9256643041 is 1403466529.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9256643041 - 2²⁷ = 9122425313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9256642985 and 9256643003.

It is not an unprimeable number, because it can be changed into a prime (9256643051) 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, 243595851 + ... + 243595888.

It is an arithmetic number, because the mean of its divisors is an integer number (2435958700).

Almost surely, 2^9256643041 is an apocalyptic number.

It is an amenable number.

9256643041 is a deficient number, since it is larger than the sum of its proper divisors (487191759).

9256643041 is a wasteful number, since it uses less digits than its factorization.

9256643041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487191758.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 9256643041 is about 96211.4496356853. The cubic root of 9256643041 is about 2099.6706241541.

The spelling of 9256643041 in words is "nine billion, two hundred fifty-six million, six hundred forty-three thousand, forty-one".