13173003 has 8 divisors (see below), whose sum is σ = 19515600. Its totient is φ = 8781984.

The previous prime is 13173001. The next prime is 13173029. The reversal of 13173003 is 30037131.

It is not a de Polignac number, because 13173003 - 2¹ = 13173001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13173001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243918 + ... + 243971.

It is an arithmetic number, because the mean of its divisors is an integer number (2439450).

Almost surely, 2^13173003 is an apocalyptic number.

13173003 is a deficient number, since it is larger than the sum of its proper divisors (6342597).

13173003 is an equidigital number, since it uses as much as digits as its factorization.

13173003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487898 (or 487892 counting only the distinct ones).

The product of its (nonzero) digits is 189, while the sum is 18.

The square root of 13173003 is about 3629.4631834474. The cubic root of 13173003 is about 236.1719217926.

The spelling of 13173003 in words is "thirteen million, one hundred seventy-three thousand, three".