131134105639 has 2 divisors, whose sum is σ = 131134105640. Its totient is φ = 131134105638.

The previous prime is 131134105633. The next prime is 131134105799. The reversal of 131134105639 is 936501431131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131134105639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131134105598 and 131134105607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131134105633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65567052819 + 65567052820.

It is an arithmetic number, because the mean of its divisors is an integer number (65567052820).

Almost surely, 2^131134105639 is an apocalyptic number.

131134105639 is a deficient number, since it is larger than the sum of its proper divisors (1).

131134105639 is an equidigital number, since it uses as much as digits as its factorization.

131134105639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 37.

The spelling of 131134105639 in words is "one hundred thirty-one billion, one hundred thirty-four million, one hundred five thousand, six hundred thirty-nine".