97284338491 has 2 divisors, whose sum is σ = 97284338492. Its totient is φ = 97284338490.

The previous prime is 97284338471. The next prime is 97284338509. The reversal of 97284338491 is 19483348279.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97284338491 - 2⁹ = 97284337979 is a prime.

It is not a weakly prime, because it can be changed into another prime (97284338471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48642169245 + 48642169246.

It is an arithmetic number, because the mean of its divisors is an integer number (48642169246).

Almost surely, 2^97284338491 is an apocalyptic number.

97284338491 is a deficient number, since it is larger than the sum of its proper divisors (1).

97284338491 is an equidigital number, since it uses as much as digits as its factorization.

97284338491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10450944, while the sum is 58.

The spelling of 97284338491 in words is "ninety-seven billion, two hundred eighty-four million, three hundred thirty-eight thousand, four hundred ninety-one".