5645053 has 8 divisors (see below), whose sum is σ = 5998680. Its totient is φ = 5302080.

The previous prime is 5645047. The next prime is 5645063. The reversal of 5645053 is 3505465.

It can be written as a sum of positive squares in 4 ways, for example, as 2679769 + 2965284 = 1637^2 + 1722^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5645053 is a prime.

It is a super-3 number, since 3×5645053³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645063) 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 7 ways as a sum of consecutive naturals, for example, 1558 + ... + 3703.

It is an arithmetic number, because the mean of its divisors is an integer number (749835).

Almost surely, 2^5645053 is an apocalyptic number.

It is an amenable number.

5645053 is a deficient number, since it is larger than the sum of its proper divisors (353627).

5645053 is a wasteful number, since it uses less digits than its factorization.

5645053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5327.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 5645053 is about 2375.9320276473. The cubic root of 5645053 is about 178.0557520094.

The spelling of 5645053 in words is "five million, six hundred forty-five thousand, fifty-three".