16452147 has 4 divisors (see below), whose sum is σ = 21936200. Its totient is φ = 10968096.

The previous prime is 16452143. The next prime is 16452151. The reversal of 16452147 is 74125461.

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

It is an interprime number because it is at equal distance from previous prime (16452143) and next prime (16452151).

It is not a de Polignac number, because 16452147 - 2² = 16452143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16452143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2742022 + ... + 2742027.

It is an arithmetic number, because the mean of its divisors is an integer number (5484050).

Almost surely, 2^16452147 is an apocalyptic number.

16452147 is a deficient number, since it is larger than the sum of its proper divisors (5484053).

16452147 is an equidigital number, since it uses as much as digits as its factorization.

16452147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5484052.

The product of its digits is 6720, while the sum is 30.

The square root of 16452147 is about 4056.1246282628. The cubic root of 16452147 is about 254.3358186507.

The spelling of 16452147 in words is "sixteen million, four hundred fifty-two thousand, one hundred forty-seven".