320126200430137 has 2 divisors, whose sum is σ = 320126200430138. Its totient is φ = 320126200430136.

The previous prime is 320126200430111. The next prime is 320126200430161. The reversal of 320126200430137 is 731034002621023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219490714017961 + 100635486412176 = 14815219^2 + 10031724^2 .

It is a cyclic number.

It is not a de Polignac number, because 320126200430137 - 2¹⁹ = 320126199905849 is a prime.

It is not a weakly prime, because it can be changed into another prime (320126200430837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160063100215068 + 160063100215069.

It is an arithmetic number, because the mean of its divisors is an integer number (160063100215069).

Almost surely, 2^{320126200430137} is an apocalyptic number.

It is an amenable number.

320126200430137 is a deficient number, since it is larger than the sum of its proper divisors (1).

320126200430137 is an equidigital number, since it uses as much as digits as its factorization.

320126200430137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 34.

The spelling of 320126200430137 in words is "three hundred twenty trillion, one hundred twenty-six billion, two hundred million, four hundred thirty thousand, one hundred thirty-seven".