97295791 has 2 divisors, whose sum is σ = 97295792. Its totient is φ = 97295790.

The previous prime is 97295771. The next prime is 97295801. The reversal of 97295791 is 19759279.

It is a strong prime.

It is an emirp because it is prime and its reverse (19759279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97295791 - 2²¹ = 95198639 is a prime.

It is a super-3 number, since 3×97295791³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97295741) 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, 48647895 + 48647896.

It is an arithmetic number, because the mean of its divisors is an integer number (48647896).

Almost surely, 2^97295791 is an apocalyptic number.

97295791 is a deficient number, since it is larger than the sum of its proper divisors (1).

97295791 is an equidigital number, since it uses as much as digits as its factorization.

97295791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 357210, while the sum is 49.

The square root of 97295791 is about 9863.8628842863. The cubic root of 97295791 is about 459.9366500662.

The spelling of 97295791 in words is "ninety-seven million, two hundred ninety-five thousand, seven hundred ninety-one".