23166001 has 4 divisors (see below), whose sum is σ = 23295600. Its totient is φ = 23036404.

The previous prime is 23165999. The next prime is 23166007. The reversal of 23166001 is 10066132.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23166001 - 2¹ = 23165999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23166001.

It is not an unprimeable number, because it can be changed into a prime (23166007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64531 + ... + 64888.

It is an arithmetic number, because the mean of its divisors is an integer number (5823900).

Almost surely, 2^23166001 is an apocalyptic number.

It is an amenable number.

23166001 is a deficient number, since it is larger than the sum of its proper divisors (129599).

23166001 is a wasteful number, since it uses less digits than its factorization.

23166001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129598.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 23166001 is about 4813.1072084465. The cubic root of 23166001 is about 285.0692393587.

The spelling of 23166001 in words is "twenty-three million, one hundred sixty-six thousand, one".