97995449 has 2 divisors, whose sum is σ = 97995450. Its totient is φ = 97995448.

The previous prime is 97995431. The next prime is 97995481. The reversal of 97995449 is 94459979.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66129424 + 31866025 = 8132^2 + 5645^2 .

It is an emirp because it is prime and its reverse (94459979) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97995449 - 2⁸ = 97995193 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 97995394 and 97995403.

It is not a weakly prime, because it can be changed into another prime (97995349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48997724 + 48997725.

It is an arithmetic number, because the mean of its divisors is an integer number (48997725).

Almost surely, 2^97995449 is an apocalyptic number.

It is an amenable number.

97995449 is a deficient number, since it is larger than the sum of its proper divisors (1).

97995449 is an equidigital number, since it uses as much as digits as its factorization.

97995449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3674160, while the sum is 56.

The square root of 97995449 is about 9899.2650737315. The cubic root of 97995449 is about 461.0364923282.

The spelling of 97995449 in words is "ninety-seven million, nine hundred ninety-five thousand, four hundred forty-nine".