97495399 has 2 divisors, whose sum is σ = 97495400. Its totient is φ = 97495398.

The previous prime is 97495397. The next prime is 97495421. The reversal of 97495399 is 99359479.

It is a weak prime.

It is an emirp because it is prime and its reverse (99359479) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97495399 - 2¹ = 97495397 is a prime.

Together with 97495397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97495397) 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, 48747699 + 48747700.

It is an arithmetic number, because the mean of its divisors is an integer number (48747700).

Almost surely, 2^97495399 is an apocalyptic number.

97495399 is a deficient number, since it is larger than the sum of its proper divisors (1).

97495399 is an equidigital number, since it uses as much as digits as its factorization.

97495399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2755620, while the sum is 55.

The square root of 97495399 is about 9873.9758456257. The cubic root of 97495399 is about 460.2509641897.

The spelling of 97495399 in words is "ninety-seven million, four hundred ninety-five thousand, three hundred ninety-nine".