13352445351997 has 2 divisors, whose sum is σ = 13352445351998. Its totient is φ = 13352445351996.

The previous prime is 13352445351953. The next prime is 13352445352031. The reversal of 13352445351997 is 79915354425331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9508379276356 + 3844066075641 = 3083566^2 + 1960629^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13352445351997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13352445321997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6676222675998 + 6676222675999.

It is an arithmetic number, because the mean of its divisors is an integer number (6676222675999).

Almost surely, 2^{13352445351997} is an apocalyptic number.

It is an amenable number.

13352445351997 is a deficient number, since it is larger than the sum of its proper divisors (1).

13352445351997 is an equidigital number, since it uses as much as digits as its factorization.

13352445351997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61236000, while the sum is 61.

The spelling of 13352445351997 in words is "thirteen trillion, three hundred fifty-two billion, four hundred forty-five million, three hundred fifty-one thousand, nine hundred ninety-seven".