52503003361 has 4 divisors (see below), whose sum is σ = 52505025300. Its totient is φ = 52500981424.

The previous prime is 52503003349. The next prime is 52503003379. The reversal of 52503003361 is 16330030525.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1553936400 + 50949066961 = 39420^2 + 225719^2 .

It is a cyclic number.

It is not a de Polignac number, because 52503003361 - 2¹³ = 52502995169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52503003331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 971506 + ... + 1024123.

It is an arithmetic number, because the mean of its divisors is an integer number (13126256325).

Almost surely, 2^52503003361 is an apocalyptic number.

It is an amenable number.

52503003361 is a deficient number, since it is larger than the sum of its proper divisors (2021939).

52503003361 is a wasteful number, since it uses less digits than its factorization.

52503003361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021938.

The product of its (nonzero) digits is 8100, while the sum is 28.

Adding to 52503003361 its reverse (16330030525), we get a palindrome (68833033886).

It can be divided in two parts, 5250300 and 3361, that added together give a triangular number (5253661 = T₃₂₄₁).

The spelling of 52503003361 in words is "fifty-two billion, five hundred three million, three thousand, three hundred sixty-one".