9558361 has 2 divisors, whose sum is σ = 9558362. Its totient is φ = 9558360.

The previous prime is 9558293. The next prime is 9558379. The reversal of 9558361 is 1638559.

9558361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5148361 + 4410000 = 2269^2 + 2100^2 .

It is a cyclic number.

It is not a de Polignac number, because 9558361 - 2¹⁹ = 9034073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9558361.

It is not a weakly prime, because it can be changed into another prime (9556361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4779180 + 4779181.

It is an arithmetic number, because the mean of its divisors is an integer number (4779181).

Almost surely, 2^9558361 is an apocalyptic number.

It is an amenable number.

9558361 is a deficient number, since it is larger than the sum of its proper divisors (1).

9558361 is an equidigital number, since it uses as much as digits as its factorization.

9558361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 37.

The square root of 9558361 is about 3091.6599101454. The cubic root of 9558361 is about 212.2239904440.

It can be divided in two parts, 955 and 8361, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 9558361 in words is "nine million, five hundred fifty-eight thousand, three hundred sixty-one".