131403021333439 has 2 divisors, whose sum is σ = 131403021333440. Its totient is φ = 131403021333438.

The previous prime is 131403021333391. The next prime is 131403021333457. The reversal of 131403021333439 is 934333120304131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131403021333439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131403021336439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65701510666719 + 65701510666720.

It is an arithmetic number, because the mean of its divisors is an integer number (65701510666720).

Almost surely, 2^{131403021333439} is an apocalyptic number.

131403021333439 is a deficient number, since it is larger than the sum of its proper divisors (1).

131403021333439 is an equidigital number, since it uses as much as digits as its factorization.

131403021333439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 40.

The spelling of 131403021333439 in words is "one hundred thirty-one trillion, four hundred three billion, twenty-one million, three hundred thirty-three thousand, four hundred thirty-nine".