23193171 has 12 divisors (see below), whose sum is σ = 34134048. Its totient is φ = 15170064.

The previous prime is 23193169. The next prime is 23193173. The reversal of 23193171 is 17139132.

It is an interprime number because it is at equal distance from previous prime (23193169) and next prime (23193173).

It is not a de Polignac number, because 23193171 - 2¹ = 23193169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23193173) 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 11 ways as a sum of consecutive naturals, for example, 23835 + ... + 24788.

It is an arithmetic number, because the mean of its divisors is an integer number (2844504).

Almost surely, 2^23193171 is an apocalyptic number.

23193171 is a deficient number, since it is larger than the sum of its proper divisors (10940877).

23193171 is a wasteful number, since it uses less digits than its factorization.

23193171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48682 (or 48679 counting only the distinct ones).

The product of its digits is 1134, while the sum is 27.

The square root of 23193171 is about 4815.9288823653. The cubic root of 23193171 is about 285.1806426344.

The spelling of 23193171 in words is "twenty-three million, one hundred ninety-three thousand, one hundred seventy-one".