131132232017 has 2 divisors, whose sum is σ = 131132232018. Its totient is φ = 131132232016.

The previous prime is 131132231963. The next prime is 131132232041. The reversal of 131132232017 is 710232231131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111368370961 + 19763861056 = 333719^2 + 140584^2 .

It is a cyclic number.

It is not a de Polignac number, because 131132232017 - 2⁶ = 131132231953 is a prime.

It is not a weakly prime, because it can be changed into another prime (131134232017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65566116008 + 65566116009.

It is an arithmetic number, because the mean of its divisors is an integer number (65566116009).

Almost surely, 2^131132232017 is an apocalyptic number.

It is an amenable number.

131132232017 is a deficient number, since it is larger than the sum of its proper divisors (1).

131132232017 is an equidigital number, since it uses as much as digits as its factorization.

131132232017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

Adding to 131132232017 its reverse (710232231131), we get a palindrome (841364463148).

The spelling of 131132232017 in words is "one hundred thirty-one billion, one hundred thirty-two million, two hundred thirty-two thousand, seventeen".