131323233000997 has 2 divisors, whose sum is σ = 131323233000998. Its totient is φ = 131323233000996.

The previous prime is 131323233000937. The next prime is 131323233001039. The reversal of 131323233000997 is 799000332323131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122194320655716 + 9128912345281 = 11054154^2 + 3021409^2 .

It is a cyclic number.

It is not a de Polignac number, because 131323233000997 - 2³⁹ = 130773477187109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131323233000937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65661616500498 + 65661616500499.

It is an arithmetic number, because the mean of its divisors is an integer number (65661616500499).

Almost surely, 2^{131323233000997} is an apocalyptic number.

It is an amenable number.

131323233000997 is a deficient number, since it is larger than the sum of its proper divisors (1).

131323233000997 is an equidigital number, since it uses as much as digits as its factorization.

131323233000997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 551124, while the sum is 46.

The spelling of 131323233000997 in words is "one hundred thirty-one trillion, three hundred twenty-three billion, two hundred thirty-three million, nine hundred ninety-seven", and thus it is an aban number.