6958935901997 has 2 divisors, whose sum is σ = 6958935901998. Its totient is φ = 6958935901996.

The previous prime is 6958935901979. The next prime is 6958935902059. The reversal of 6958935901997 is 7991095398596.

Together with previous prime (6958935901979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4510246102756 + 2448689799241 = 2123734^2 + 1564829^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6958935901997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6958935901097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3479467950998 + 3479467950999.

It is an arithmetic number, because the mean of its divisors is an integer number (3479467950999).

Almost surely, 2^{6958935901997} is an apocalyptic number.

It is an amenable number.

6958935901997 is a deficient number, since it is larger than the sum of its proper divisors (1).

6958935901997 is an equidigital number, since it uses as much as digits as its factorization.

6958935901997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1488034800, while the sum is 80.

The spelling of 6958935901997 in words is "six trillion, nine hundred fifty-eight billion, nine hundred thirty-five million, nine hundred one thousand, nine hundred ninety-seven".