16106651 has 4 divisors (see below), whose sum is σ = 17570904. Its totient is φ = 14642400.

The previous prime is 16106627. The next prime is 16106659. The reversal of 16106651 is 15660161.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16106651 - 2¹⁴ = 16090267 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 16106651.

It is not an unprimeable number, because it can be changed into a prime (16106659) 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, 732110 + ... + 732131.

It is an arithmetic number, because the mean of its divisors is an integer number (4392726).

Almost surely, 2^16106651 is an apocalyptic number.

16106651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16106651 is a deficient number, since it is larger than the sum of its proper divisors (1464253).

16106651 is a wasteful number, since it uses less digits than its factorization.

16106651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464252.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 16106651 is about 4013.3092330395. The cubic root of 16106651 is about 252.5428532306.

The spelling of 16106651 in words is "sixteen million, one hundred six thousand, six hundred fifty-one".