97862752997 has 2 divisors, whose sum is σ = 97862752998. Its totient is φ = 97862752996.

The previous prime is 97862752991. The next prime is 97862753059. The reversal of 97862752997 is 79925726879.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71866350241 + 25996402756 = 268079^2 + 161234^2 .

It is a cyclic number.

It is not a de Polignac number, because 97862752997 - 2¹² = 97862748901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97862752997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97862752991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48931376498 + 48931376499.

It is an arithmetic number, because the mean of its divisors is an integer number (48931376499).

Almost surely, 2^97862752997 is an apocalyptic number.

It is an amenable number.

97862752997 is a deficient number, since it is larger than the sum of its proper divisors (1).

97862752997 is an equidigital number, since it uses as much as digits as its factorization.

97862752997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 240045120, while the sum is 71.

The spelling of 97862752997 in words is "ninety-seven billion, eight hundred sixty-two million, seven hundred fifty-two thousand, nine hundred ninety-seven".