131403031433243 has 2 divisors, whose sum is σ = 131403031433244. Its totient is φ = 131403031433242.

The previous prime is 131403031433189. The next prime is 131403031433251. The reversal of 131403031433243 is 342334130304131.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131403031433243 - 2¹⁰ = 131403031432219 is a prime.

It is not a weakly prime, because it can be changed into another prime (131403031433273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65701515716621 + 65701515716622.

It is an arithmetic number, because the mean of its divisors is an integer number (65701515716622).

Almost surely, 2^{131403031433243} is an apocalyptic number.

131403031433243 is a deficient number, since it is larger than the sum of its proper divisors (1).

131403031433243 is an equidigital number, since it uses as much as digits as its factorization.

131403031433243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 35.

Adding to 131403031433243 its reverse (342334130304131), we get a palindrome (473737161737374).

The spelling of 131403031433243 in words is "one hundred thirty-one trillion, four hundred three billion, thirty-one million, four hundred thirty-three thousand, two hundred forty-three".