131403432230513 has 2 divisors, whose sum is σ = 131403432230514. Its totient is φ = 131403432230512.

The previous prime is 131403432230503. The next prime is 131403432230519. The reversal of 131403432230513 is 315032234304131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86429616343009 + 44973815887504 = 9296753^2 + 6706252^2 .

It is a cyclic number.

It is not a de Polignac number, because 131403432230513 - 2⁶ = 131403432230449 is a prime.

It is not a weakly prime, because it can be changed into another prime (131403432230519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65701716115256 + 65701716115257.

It is an arithmetic number, because the mean of its divisors is an integer number (65701716115257).

Almost surely, 2^{131403432230513} is an apocalyptic number.

It is an amenable number.

131403432230513 is a deficient number, since it is larger than the sum of its proper divisors (1).

131403432230513 is an equidigital number, since it uses as much as digits as its factorization.

131403432230513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 131403432230513 its reverse (315032234304131), we get a palindrome (446435666534644).

The spelling of 131403432230513 in words is "one hundred thirty-one trillion, four hundred three billion, four hundred thirty-two million, two hundred thirty thousand, five hundred thirteen".