97312564603 has 2 divisors, whose sum is σ = 97312564604. Its totient is φ = 97312564602.

The previous prime is 97312564577. The next prime is 97312564621. The reversal of 97312564603 is 30646521379.

It is a strong prime.

It is an emirp because it is prime and its reverse (30646521379) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97312564603 - 2⁹ = 97312564091 is a prime.

It is a super-2 number, since 2×97312564603² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (97312561603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48656282301 + 48656282302.

It is an arithmetic number, because the mean of its divisors is an integer number (48656282302).

Almost surely, 2^97312564603 is an apocalyptic number.

97312564603 is a deficient number, since it is larger than the sum of its proper divisors (1).

97312564603 is an equidigital number, since it uses as much as digits as its factorization.

97312564603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 46.

The spelling of 97312564603 in words is "ninety-seven billion, three hundred twelve million, five hundred sixty-four thousand, six hundred three".