16670963 has 4 divisors (see below), whose sum is σ = 17208768. Its totient is φ = 16133160.

The previous prime is 16670957. The next prime is 16670977. The reversal of 16670963 is 36907661.

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 16670963 - 2¹⁶ = 16605427 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (16670063) 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, 268856 + ... + 268917.

It is an arithmetic number, because the mean of its divisors is an integer number (4302192).

Almost surely, 2^16670963 is an apocalyptic number.

16670963 is a deficient number, since it is larger than the sum of its proper divisors (537805).

16670963 is an equidigital number, since it uses as much as digits as its factorization.

16670963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537804.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 16670963 is about 4083.0090619542. The cubic root of 16670963 is about 255.4584243839.

The spelling of 16670963 in words is "sixteen million, six hundred seventy thousand, nine hundred sixty-three".