131250150844949 has 2 divisors, whose sum is σ = 131250150844950. Its totient is φ = 131250150844948.

The previous prime is 131250150844927. The next prime is 131250150844997. The reversal of 131250150844949 is 949448051052131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66951964326724 + 64298186518225 = 8182418^2 + 8018615^2 .

It is an emirp because it is prime and its reverse (949448051052131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131250150844949 - 2¹⁶ = 131250150779413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131250150844894 and 131250150844903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131250150844999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65625075422474 + 65625075422475.

It is an arithmetic number, because the mean of its divisors is an integer number (65625075422475).

Almost surely, 2^{131250150844949} is an apocalyptic number.

It is an amenable number.

131250150844949 is a deficient number, since it is larger than the sum of its proper divisors (1).

131250150844949 is an equidigital number, since it uses as much as digits as its factorization.

131250150844949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6220800, while the sum is 56.

The spelling of 131250150844949 in words is "one hundred thirty-one trillion, two hundred fifty billion, one hundred fifty million, eight hundred forty-four thousand, nine hundred forty-nine".