16445134 has 4 divisors (see below), whose sum is σ = 24667704. Its totient is φ = 8222566.

The previous prime is 16445119. The next prime is 16445167. The reversal of 16445134 is 43154461.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4111282 + ... + 4111285.

It is an arithmetic number, because the mean of its divisors is an integer number (6166926).

Almost surely, 2^16445134 is an apocalyptic number.

16445134 is a deficient number, since it is larger than the sum of its proper divisors (8222570).

16445134 is an equidigital number, since it uses as much as digits as its factorization.

16445134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8222569.

The product of its digits is 5760, while the sum is 28.

The square root of 16445134 is about 4055.2600409838. The cubic root of 16445134 is about 254.2996752304.

Adding to 16445134 its reverse (43154461), we get a palindrome (59599595).

The spelling of 16445134 in words is "sixteen million, four hundred forty-five thousand, one hundred thirty-four".