13122875 has 16 divisors (see below), whose sum is σ = 16479840. Its totient is φ = 10432800.

The previous prime is 13122871. The next prime is 13122887. The reversal of 13122875 is 57822131.

It is not a de Polignac number, because 13122875 - 2² = 13122871 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13122871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34436 + ... + 34814.

It is an arithmetic number, because the mean of its divisors is an integer number (1029990).

Almost surely, 2^13122875 is an apocalyptic number.

13122875 is a deficient number, since it is larger than the sum of its proper divisors (3356965).

13122875 is an equidigital number, since it uses as much as digits as its factorization.

13122875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671 (or 661 counting only the distinct ones).

The product of its digits is 3360, while the sum is 29.

The square root of 13122875 is about 3622.5508968129. The cubic root of 13122875 is about 235.8719680434.

The spelling of 13122875 in words is "thirteen million, one hundred twenty-two thousand, eight hundred seventy-five".