13103120273 has 2 divisors, whose sum is σ = 13103120274. Its totient is φ = 13103120272.

The previous prime is 13103120267. The next prime is 13103120287. The reversal of 13103120273 is 37202130131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13079810689 + 23309584 = 114367^2 + 4828^2 .

It is a cyclic number.

It is not a de Polignac number, because 13103120273 - 2¹⁶ = 13103054737 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (13103122273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551560136 + 6551560137.

It is an arithmetic number, because the mean of its divisors is an integer number (6551560137).

Almost surely, 2^13103120273 is an apocalyptic number.

It is an amenable number.

13103120273 is a deficient number, since it is larger than the sum of its proper divisors (1).

13103120273 is an equidigital number, since it uses as much as digits as its factorization.

13103120273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The spelling of 13103120273 in words is "thirteen billion, one hundred three million, one hundred twenty thousand, two hundred seventy-three".