1501330522273 has 2 divisors, whose sum is σ = 1501330522274. Its totient is φ = 1501330522272.

The previous prime is 1501330522249. The next prime is 1501330522327. The reversal of 1501330522273 is 3722250331051.

Together with next prime (1501330522327) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1223251484049 + 278079038224 = 1106007^2 + 527332^2 .

It is a cyclic number.

It is not a de Polignac number, because 1501330522273 - 2¹³ = 1501330514081 is a prime.

It is not a weakly prime, because it can be changed into another prime (1501330522213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750665261136 + 750665261137.

It is an arithmetic number, because the mean of its divisors is an integer number (750665261137).

Almost surely, 2^{1501330522273} is an apocalyptic number.

It is an amenable number.

1501330522273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1501330522273 is an equidigital number, since it uses as much as digits as its factorization.

1501330522273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 34.

The spelling of 1501330522273 in words is "one trillion, five hundred one billion, three hundred thirty million, five hundred twenty-two thousand, two hundred seventy-three".