131754753517 has 2 divisors, whose sum is σ = 131754753518. Its totient is φ = 131754753516.

The previous prime is 131754753503. The next prime is 131754753569. The reversal of 131754753517 is 715357457131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76761689481 + 54993064036 = 277059^2 + 234506^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131754753517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131754753577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65877376758 + 65877376759.

It is an arithmetic number, because the mean of its divisors is an integer number (65877376759).

Almost surely, 2^131754753517 is an apocalyptic number.

It is an amenable number.

131754753517 is a deficient number, since it is larger than the sum of its proper divisors (1).

131754753517 is an equidigital number, since it uses as much as digits as its factorization.

131754753517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1543500, while the sum is 49.

The spelling of 131754753517 in words is "one hundred thirty-one billion, seven hundred fifty-four million, seven hundred fifty-three thousand, five hundred seventeen".