16652101 has 4 divisors (see below), whose sum is σ = 16934400. Its totient is φ = 16369804.

The previous prime is 16652099. The next prime is 16652117. The reversal of 16652101 is 10125661.

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 16652101 - 2¹ = 16652099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16652131) 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, 141061 + ... + 141178.

It is an arithmetic number, because the mean of its divisors is an integer number (4233600).

Almost surely, 2^16652101 is an apocalyptic number.

It is an amenable number.

16652101 is a deficient number, since it is larger than the sum of its proper divisors (282299).

16652101 is an equidigital number, since it uses as much as digits as its factorization.

16652101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282298.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 16652101 is about 4080.6985921531. The cubic root of 16652101 is about 255.3620437251.

Adding to 16652101 its reverse (10125661), we get a palindrome (26777762).

The spelling of 16652101 in words is "sixteen million, six hundred fifty-two thousand, one hundred one".