131350415345749 has 2 divisors, whose sum is σ = 131350415345750. Its totient is φ = 131350415345748.

The previous prime is 131350415345549. The next prime is 131350415345791. The reversal of 131350415345749 is 947543514053131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68151381498225 + 63199033847524 = 8255385^2 + 7949782^2 .

It is a cyclic number.

It is not a de Polignac number, because 131350415345749 - 2¹⁵ = 131350415312981 is a prime.

It is a super-2 number, since 2×131350415345749² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131350415345749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131350415345249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65675207672874 + 65675207672875.

It is an arithmetic number, because the mean of its divisors is an integer number (65675207672875).

Almost surely, 2^{131350415345749} is an apocalyptic number.

It is an amenable number.

131350415345749 is a deficient number, since it is larger than the sum of its proper divisors (1).

131350415345749 is an equidigital number, since it uses as much as digits as its factorization.

131350415345749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608000, while the sum is 55.

The spelling of 131350415345749 in words is "one hundred thirty-one trillion, three hundred fifty billion, four hundred fifteen million, three hundred forty-five thousand, seven hundred forty-nine".