16968453 has 8 divisors (see below), whose sum is σ = 22663968. Its totient is φ = 11292624.

The previous prime is 16968443. The next prime is 16968461. The reversal of 16968453 is 35486961.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16968453 - 2⁵ = 16968421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16968433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2775 + ... + 6452.

It is an arithmetic number, because the mean of its divisors is an integer number (2832996).

Almost surely, 2^16968453 is an apocalyptic number.

It is an amenable number.

16968453 is a deficient number, since it is larger than the sum of its proper divisors (5695515).

16968453 is an equidigital number, since it uses as much as digits as its factorization.

16968453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9843.

The product of its digits is 155520, while the sum is 42.

The square root of 16968453 is about 4119.2782134738. The cubic root of 16968453 is about 256.9690091676.

The spelling of 16968453 in words is "sixteen million, nine hundred sixty-eight thousand, four hundred fifty-three".