9530404243 has 4 divisors (see below), whose sum is σ = 9533004048. Its totient is φ = 9527804440.

The previous prime is 9530404207. The next prime is 9530404249. The reversal of 9530404243 is 3424040359.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9530404243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9530404199 and 9530404208.

It is not an unprimeable number, because it can be changed into a prime (9530404249) 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, 1294396 + ... + 1301737.

It is an arithmetic number, because the mean of its divisors is an integer number (2383251012).

Almost surely, 2^9530404243 is an apocalyptic number.

9530404243 is a deficient number, since it is larger than the sum of its proper divisors (2599805).

9530404243 is a wasteful number, since it uses less digits than its factorization.

9530404243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2599804.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 9530404243 is about 97623.7893292409. The cubic root of 9530404243 is about 2120.1688072387.

The spelling of 9530404243 in words is "nine billion, five hundred thirty million, four hundred four thousand, two hundred forty-three".