13002173 has 2 divisors, whose sum is σ = 13002174. Its totient is φ = 13002172.

The previous prime is 13002167. The next prime is 13002181. The reversal of 13002173 is 37120031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8082649 + 4919524 = 2843^2 + 2218^2 .

It is a cyclic number.

It is not a de Polignac number, because 13002173 - 2⁶ = 13002109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13002163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6501086 + 6501087.

It is an arithmetic number, because the mean of its divisors is an integer number (6501087).

Almost surely, 2^13002173 is an apocalyptic number.

It is an amenable number.

13002173 is a deficient number, since it is larger than the sum of its proper divisors (1).

13002173 is an equidigital number, since it uses as much as digits as its factorization.

13002173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 13002173 is about 3605.8526037541. The cubic root of 13002173 is about 235.1465691967.

The spelling of 13002173 in words is "thirteen million, two thousand, one hundred seventy-three".