9556430441 has 2 divisors, whose sum is σ = 9556430442. Its totient is φ = 9556430440.

The previous prime is 9556430431. The next prime is 9556430491. The reversal of 9556430441 is 1440346559.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9495528025 + 60902416 = 97445^2 + 7804^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9556430441 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (9556430431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4778215220 + 4778215221.

It is an arithmetic number, because the mean of its divisors is an integer number (4778215221).

Almost surely, 2^9556430441 is an apocalyptic number.

It is an amenable number.

9556430441 is a deficient number, since it is larger than the sum of its proper divisors (1).

9556430441 is an equidigital number, since it uses as much as digits as its factorization.

9556430441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 9556430441 is about 97756.9968902482. The cubic root of 9556430441 is about 2122.0970143493.

The spelling of 9556430441 in words is "nine billion, five hundred fifty-six million, four hundred thirty thousand, four hundred forty-one".