131512026514733 has 2 divisors, whose sum is σ = 131512026514734. Its totient is φ = 131512026514732.

The previous prime is 131512026514697. The next prime is 131512026514789. The reversal of 131512026514733 is 337415620215131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119792105621764 + 11719920892969 = 10944958^2 + 3423437^2 .

It is a cyclic number.

It is not a de Polignac number, because 131512026514733 - 2¹⁰ = 131512026513709 is a prime.

It is a super-2 number, since 2×131512026514733² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131512026514433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65756013257366 + 65756013257367.

It is an arithmetic number, because the mean of its divisors is an integer number (65756013257367).

Almost surely, 2^{131512026514733} is an apocalyptic number.

It is an amenable number.

131512026514733 is a deficient number, since it is larger than the sum of its proper divisors (1).

131512026514733 is an equidigital number, since it uses as much as digits as its factorization.

131512026514733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 44.

Adding to 131512026514733 its reverse (337415620215131), we get a palindrome (468927646729864).

The spelling of 131512026514733 in words is "one hundred thirty-one trillion, five hundred twelve billion, twenty-six million, five hundred fourteen thousand, seven hundred thirty-three".