131363 has 2 divisors, whose sum is σ = 131364. Its totient is φ = 131362.

The previous prime is 131357. The next prime is 131371. The reversal of 131363 is 363131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131363 - 2¹⁶ = 65827 is a prime.

It is not a weakly prime, because it can be changed into another prime (131303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65681 + 65682.

It is an arithmetic number, because the mean of its divisors is an integer number (65682).

2¹³¹³⁶³ is an apocalyptic number.

131363 is a deficient number, since it is larger than the sum of its proper divisors (1).

131363 is an equidigital number, since it uses as much as digits as its factorization.

131363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162, while the sum is 17.

The square root of 131363 is about 362.4403399182. The cubic root of 131363 is about 50.8343981383.

Adding to 131363 its reverse (363131), we get a palindrome (494494).

It can be divided in two parts, 131 and 363, that added together give a palindrome (494).

The spelling of 131363 in words is "one hundred thirty-one thousand, three hundred sixty-three".