11360339821 has 4 divisors (see below), whose sum is σ = 11370584700. Its totient is φ = 11350094944.

The previous prime is 11360339813. The next prime is 11360339827. The reversal of 11360339821 is 12893306311.

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 1133062921 + 10227276900 = 33661^2 + 101130^2 .

It is a cyclic number.

It is not a de Polignac number, because 11360339821 - 2³ = 11360339813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11360339827) 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, 5120776 + ... + 5122993.

It is an arithmetic number, because the mean of its divisors is an integer number (2842646175).

Almost surely, 2^11360339821 is an apocalyptic number.

It is an amenable number.

11360339821 is a deficient number, since it is larger than the sum of its proper divisors (10244879).

11360339821 is a wasteful number, since it uses less digits than its factorization.

11360339821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10244878.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 11360339821 in words is "eleven billion, three hundred sixty million, three hundred thirty-nine thousand, eight hundred twenty-one".