11120373409 has 4 divisors (see below), whose sum is σ = 11705656240. Its totient is φ = 10535090580.

The previous prime is 11120373403. The next prime is 11120373419. The reversal of 11120373409 is 90437302111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11120373409 - 2⁵ = 11120373377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11120373403) 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, 292641387 + ... + 292641424.

It is an arithmetic number, because the mean of its divisors is an integer number (2926414060).

Almost surely, 2^11120373409 is an apocalyptic number.

11120373409 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

11120373409 is a deficient number, since it is larger than the sum of its proper divisors (585282831).

11120373409 is an equidigital number, since it uses as much as digits as its factorization.

11120373409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585282830.

The product of its (nonzero) digits is 4536, while the sum is 31.

The spelling of 11120373409 in words is "eleven billion, one hundred twenty million, three hundred seventy-three thousand, four hundred nine".