11172233389 has 4 divisors (see below), whose sum is σ = 11325277756. Its totient is φ = 11019189024.

The previous prime is 11172233381. The next prime is 11172233399. The reversal of 11172233389 is 98333227111.

11172233389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 98333227111 = 7 ⋅14047603873.

It can be written as a sum of positive squares in 2 ways, for example, as 9204867364 + 1967366025 = 95942^2 + 44355^2 .

It is a cyclic number.

It is not a de Polignac number, because 11172233389 - 2³ = 11172233381 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 (11172233381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76522074 + ... + 76522219.

It is an arithmetic number, because the mean of its divisors is an integer number (2831319439).

Almost surely, 2^11172233389 is an apocalyptic number.

It is an amenable number.

11172233389 is a deficient number, since it is larger than the sum of its proper divisors (153044367).

11172233389 is an equidigital number, since it uses as much as digits as its factorization.

11172233389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153044366.

The product of its digits is 54432, while the sum is 40.

The spelling of 11172233389 in words is "eleven billion, one hundred seventy-two million, two hundred thirty-three thousand, three hundred eighty-nine".