52105603 has 8 divisors (see below), whose sum is σ = 59314176. Its totient is φ = 45309000.

The previous prime is 52105601. The next prime is 52105609. The reversal of 52105603 is 30650125.

It is a happy number.

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

It is not a de Polignac number, because 52105603 - 2¹ = 52105601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52105601) 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 7 ways as a sum of consecutive naturals, for example, 102723 + ... + 103228.

It is an arithmetic number, because the mean of its divisors is an integer number (7414272).

Almost surely, 2^52105603 is an apocalyptic number.

52105603 is a deficient number, since it is larger than the sum of its proper divisors (7208573).

52105603 is a wasteful number, since it uses less digits than its factorization.

52105603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205985.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 52105603 is about 7218.4210877449. The cubic root of 52105603 is about 373.5036143034.

Adding to 52105603 its reverse (30650125), we get a palindrome (82755728).

The spelling of 52105603 in words is "fifty-two million, one hundred five thousand, six hundred three".