10865503933 has 4 divisors (see below), whose sum is σ = 10872501948. Its totient is φ = 10858505920.

The previous prime is 10865503919. The next prime is 10865503949. The reversal of 10865503933 is 33930556801.

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 2787628804 + 8077875129 = 52798^2 + 89877^2 .

It is a cyclic number.

It is not a de Polignac number, because 10865503933 - 2⁹ = 10865503421 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10865503933.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10865503963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3496678 + ... + 3499783.

It is an arithmetic number, because the mean of its divisors is an integer number (2718125487).

Almost surely, 2^10865503933 is an apocalyptic number.

It is an amenable number.

10865503933 is a deficient number, since it is larger than the sum of its proper divisors (6998015).

10865503933 is an equidigital number, since it uses as much as digits as its factorization.

10865503933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6998014.

The product of its (nonzero) digits is 291600, while the sum is 43.

The spelling of 10865503933 in words is "ten billion, eight hundred sixty-five million, five hundred three thousand, nine hundred thirty-three".