9299438561 has 4 divisors (see below), whose sum is σ = 10627929792. Its totient is φ = 7970947332.

The previous prime is 9299438531. The next prime is 9299438567. The reversal of 9299438561 is 1658349929.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1658349929 = 31 ⋅53495159.

It is a cyclic number.

It is not a de Polignac number, because 9299438561 - 2¹⁴ = 9299422177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9299438497 and 9299438506.

It is not an unprimeable number, because it can be changed into a prime (9299438567) 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, 664245605 + ... + 664245618.

It is an arithmetic number, because the mean of its divisors is an integer number (2656982448).

Almost surely, 2^9299438561 is an apocalyptic number.

It is an amenable number.

9299438561 is a deficient number, since it is larger than the sum of its proper divisors (1328491231).

9299438561 is a wasteful number, since it uses less digits than its factorization.

9299438561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328491230.

The product of its digits is 4199040, while the sum is 56.

The square root of 9299438561 is about 96433.5966403825. The cubic root of 9299438561 is about 2102.9013985232.

The spelling of 9299438561 in words is "nine billion, two hundred ninety-nine million, four hundred thirty-eight thousand, five hundred sixty-one".