16454133 has 12 divisors (see below), whose sum is σ = 25018240. Its totient is φ = 10391976.

The previous prime is 16454117. The next prime is 16454143. The reversal of 16454133 is 33145461.

16454133 is a `hidden beast` number, since 1 + 645 + 4 + 13 + 3 = 666.

It is not a de Polignac number, because 16454133 - 2⁴ = 16454117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16454097 and 16454106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16454143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47941 + ... + 48282.

Almost surely, 2^16454133 is an apocalyptic number.

It is an amenable number.

16454133 is a deficient number, since it is larger than the sum of its proper divisors (8564107).

16454133 is a wasteful number, since it uses less digits than its factorization.

16454133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96248 (or 96245 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 16454133 is about 4056.3694358379. The cubic root of 16454133 is about 254.3460521806.

Adding to 16454133 its reverse (33145461), we get a palindrome (49599594).

It can be divided in two parts, 1645 and 4133, that added together give a triangular number (5778 = T₁₀₇).

The spelling of 16454133 in words is "sixteen million, four hundred fifty-four thousand, one hundred thirty-three".