7173129241 has 2 divisors, whose sum is σ = 7173129242. Its totient is φ = 7173129240.

The previous prime is 7173129157. The next prime is 7173129247. The reversal of 7173129241 is 1429213717.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4160766016 + 3012363225 = 64504^2 + 54885^2 .

It is a cyclic number.

It is not a de Polignac number, because 7173129241 - 2¹⁵ = 7173096473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7173129241.

It is not a weakly prime, because it can be changed into another prime (7173129247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3586564620 + 3586564621.

It is an arithmetic number, because the mean of its divisors is an integer number (3586564621).

Almost surely, 2^7173129241 is an apocalyptic number.

It is an amenable number.

7173129241 is a deficient number, since it is larger than the sum of its proper divisors (1).

7173129241 is an equidigital number, since it uses as much as digits as its factorization.

7173129241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 37.

The square root of 7173129241 is about 84694.3282693711. The cubic root of 7173129241 is about 1928.5736049784.

The spelling of 7173129241 in words is "seven billion, one hundred seventy-three million, one hundred twenty-nine thousand, two hundred forty-one".