97133825669 has 2 divisors, whose sum is σ = 97133825670. Its totient is φ = 97133825668.

The previous prime is 97133825567. The next prime is 97133825681. The reversal of 97133825669 is 96652833179.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97133825569 + 100 = 311663^2 + 10^2 .

It is a cyclic number.

It is not a de Polignac number, because 97133825669 - 2²⁴ = 97117048453 is a prime.

It is a super-2 number, since 2×97133825669² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97133825069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48566912834 + 48566912835.

It is an arithmetic number, because the mean of its divisors is an integer number (48566912835).

Almost surely, 2^97133825669 is an apocalyptic number.

It is an amenable number.

97133825669 is a deficient number, since it is larger than the sum of its proper divisors (1).

97133825669 is an equidigital number, since it uses as much as digits as its factorization.

97133825669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14696640, while the sum is 59.

The spelling of 97133825669 in words is "ninety-seven billion, one hundred thirty-three million, eight hundred twenty-five thousand, six hundred sixty-nine".