5645133 has 24 divisors (see below), whose sum is σ = 9111648. Its totient is φ = 3471984.

The previous prime is 5645119. The next prime is 5645137. The reversal of 5645133 is 3315465.

5645133 is a `hidden beast` number, since 5 + 645 + 13 + 3 = 666.

It is not a de Polignac number, because 5645133 - 2¹⁰ = 5644109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 5645097 and 5645106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2266 + ... + 4052.

It is an arithmetic number, because the mean of its divisors is an integer number (379652).

Almost surely, 2^5645133 is an apocalyptic number.

It is an amenable number.

5645133 is a deficient number, since it is larger than the sum of its proper divisors (3466515).

5645133 is a wasteful number, since it uses less digits than its factorization.

5645133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1815 (or 1803 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 5645133 is about 2375.9488630861. The cubic root of 5645133 is about 178.0565931231.

It can be divided in two parts, 5645 and 133, that added together give a triangular number (5778 = T₁₀₇).

The spelling of 5645133 in words is "five million, six hundred forty-five thousand, one hundred thirty-three".