9345881 has 2 divisors, whose sum is σ = 9345882. Its totient is φ = 9345880.

The previous prime is 9345857. The next prime is 9345887. The reversal of 9345881 is 1885439.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8462281 + 883600 = 2909^2 + 940^2 .

It is an emirp because it is prime and its reverse (1885439) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9345881 - 2²² = 5151577 is a prime.

It is a super-2 number, since 2×9345881² = 174690983332322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9345887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4672940 + 4672941.

It is an arithmetic number, because the mean of its divisors is an integer number (4672941).

Almost surely, 2^9345881 is an apocalyptic number.

It is an amenable number.

9345881 is a deficient number, since it is larger than the sum of its proper divisors (1).

9345881 is an equidigital number, since it uses as much as digits as its factorization.

9345881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 38.

The square root of 9345881 is about 3057.1033675687. The cubic root of 9345881 is about 210.6396295462.

It can be divided in two parts, 93458 and 81, that added together give a palindrome (93539).

The spelling of 9345881 in words is "nine million, three hundred forty-five thousand, eight hundred eighty-one".