11339257213 has 4 divisors (see below), whose sum is σ = 11365445308. Its totient is φ = 11313069120.

The previous prime is 11339257211. The next prime is 11339257219. The reversal of 11339257213 is 31275293311.

It is a happy number.

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 1333856484 + 10005400729 = 36522^2 + 100027^2 .

It is a cyclic number.

It is not a de Polignac number, because 11339257213 - 2¹ = 11339257211 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 (11339257211) 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, 13093398 + ... + 13094263.

It is an arithmetic number, because the mean of its divisors is an integer number (2841361327).

Almost surely, 2^11339257213 is an apocalyptic number.

It is an amenable number.

11339257213 is a deficient number, since it is larger than the sum of its proper divisors (26188095).

11339257213 is an equidigital number, since it uses as much as digits as its factorization.

11339257213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26188094.

The product of its digits is 34020, while the sum is 37.

The spelling of 11339257213 in words is "eleven billion, three hundred thirty-nine million, two hundred fifty-seven thousand, two hundred thirteen".