9523897 has 2 divisors, whose sum is σ = 9523898. Its totient is φ = 9523896.

The previous prime is 9523873. The next prime is 9523903. The reversal of 9523897 is 7983259.

It is a happy number.

9523897 is nontrivially palindromic in base 3.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9308601 + 215296 = 3051^2 + 464^2 .

It is an emirp because it is prime and its reverse (7983259) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9523897 - 2¹¹ = 9521849 is a prime.

It is a super-2 number, since 2×9523897² = 181409228133218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9523697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4761948 + 4761949.

It is an arithmetic number, because the mean of its divisors is an integer number (4761949).

Almost surely, 2^9523897 is an apocalyptic number.

It is an amenable number.

9523897 is a deficient number, since it is larger than the sum of its proper divisors (1).

9523897 is an equidigital number, since it uses as much as digits as its factorization.

9523897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 43.

The square root of 9523897 is about 3086.0811719720. The cubic root of 9523897 is about 211.9686155629.

The spelling of 9523897 in words is "nine million, five hundred twenty-three thousand, eight hundred ninety-seven".