11238374117 has 4 divisors (see below), whose sum is σ = 11542113996. Its totient is φ = 10934634240.

The previous prime is 11238374113. The next prime is 11238374123. The reversal of 11238374117 is 71147383211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71147383211 = 44267 ⋅1607233.

It can be written as a sum of positive squares in 2 ways, for example, as 5506975681 + 5731398436 = 74209^2 + 75706^2 .

It is a cyclic number.

It is not a de Polignac number, because 11238374117 - 2² = 11238374113 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 (11238374113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151869884 + ... + 151869957.

It is an arithmetic number, because the mean of its divisors is an integer number (2885528499).

Almost surely, 2^11238374117 is an apocalyptic number.

It is an amenable number.

11238374117 is a deficient number, since it is larger than the sum of its proper divisors (303739879).

11238374117 is an equidigital number, since it uses as much as digits as its factorization.

11238374117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303739878.

The product of its digits is 28224, while the sum is 38.

The spelling of 11238374117 in words is "eleven billion, two hundred thirty-eight million, three hundred seventy-four thousand, one hundred seventeen".