1123313010173 has 2 divisors, whose sum is σ = 1123313010174. Its totient is φ = 1123313010172.

The previous prime is 1123313010121. The next prime is 1123313010203. The reversal of 1123313010173 is 3710103133211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1079392167844 + 43920842329 = 1038938^2 + 209573^2 .

It is an emirp because it is prime and its reverse (3710103133211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1123313010173 - 2¹⁰ = 1123313009149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123313010073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561656505086 + 561656505087.

It is an arithmetic number, because the mean of its divisors is an integer number (561656505087).

Almost surely, 2^{1123313010173} is an apocalyptic number.

It is an amenable number.

1123313010173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123313010173 is an equidigital number, since it uses as much as digits as its factorization.

1123313010173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 26.

Adding to 1123313010173 its reverse (3710103133211), we get a palindrome (4833416143384).

The spelling of 1123313010173 in words is "one trillion, one hundred twenty-three billion, three hundred thirteen million, ten thousand, one hundred seventy-three".