131241373 has 2 divisors, whose sum is σ = 131241374. Its totient is φ = 131241372.

The previous prime is 131241361. The next prime is 131241391. The reversal of 131241373 is 373142131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101243844 + 29997529 = 10062^2 + 5477^2 .

It is an emirp because it is prime and its reverse (373142131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131241373 - 2⁹ = 131240861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131241323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65620686 + 65620687.

It is an arithmetic number, because the mean of its divisors is an integer number (65620687).

Almost surely, 2^131241373 is an apocalyptic number.

It is an amenable number.

131241373 is a deficient number, since it is larger than the sum of its proper divisors (1).

131241373 is an equidigital number, since it uses as much as digits as its factorization.

131241373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 25.

The square root of 131241373 is about 11456.0627180546. The cubic root of 131241373 is about 508.1870436220.

The spelling of 131241373 in words is "one hundred thirty-one million, two hundred forty-one thousand, three hundred seventy-three".