97852339693 has 2 divisors, whose sum is σ = 97852339694. Its totient is φ = 97852339692.

The previous prime is 97852339687. The next prime is 97852339729. The reversal of 97852339693 is 39693325879.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57709011529 + 40143328164 = 240227^2 + 200358^2 .

It is an emirp because it is prime and its reverse (39693325879) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97852339693 - 2¹⁷ = 97852208621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97852339993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48926169846 + 48926169847.

It is an arithmetic number, because the mean of its divisors is an integer number (48926169847).

Almost surely, 2^97852339693 is an apocalyptic number.

It is an amenable number.

97852339693 is a deficient number, since it is larger than the sum of its proper divisors (1).

97852339693 is an equidigital number, since it uses as much as digits as its factorization.

97852339693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 66134880, while the sum is 64.

The spelling of 97852339693 in words is "ninety-seven billion, eight hundred fifty-two million, three hundred thirty-nine thousand, six hundred ninety-three".