11209190093 has 4 divisors (see below), whose sum is σ = 11696546208. Its totient is φ = 10721833980.

The previous prime is 11209190059. The next prime is 11209190119. The reversal of 11209190093 is 39009190211.

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 11209190093 - 2⁸ = 11209189837 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 (11209190033) 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, 243678023 + ... + 243678068.

It is an arithmetic number, because the mean of its divisors is an integer number (2924136552).

Almost surely, 2^11209190093 is an apocalyptic number.

It is an amenable number.

11209190093 is a deficient number, since it is larger than the sum of its proper divisors (487356115).

11209190093 is an equidigital number, since it uses as much as digits as its factorization.

11209190093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487356114.

The product of its (nonzero) digits is 4374, while the sum is 35.

The spelling of 11209190093 in words is "eleven billion, two hundred nine million, one hundred ninety thousand, ninety-three".