11133204197 has 8 divisors (see below), whose sum is σ = 11635843800. Its totient is φ = 10638480384.

The previous prime is 11133204191. The next prime is 11133204217. The reversal of 11133204197 is 79140233111.

It is a Cunningham number, because it is equal to 105514²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 4999338436 + 6133865761 = 70706^2 + 78319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11133204197 - 2²⁰ = 11132155621 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 (11133204191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1976072 + ... + 1981697.

It is an arithmetic number, because the mean of its divisors is an integer number (1454480475).

Almost surely, 2^11133204197 is an apocalyptic number.

It is an amenable number.

11133204197 is a deficient number, since it is larger than the sum of its proper divisors (502639603).

11133204197 is an equidigital number, since it uses as much as digits as its factorization.

11133204197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3957895.

The product of its (nonzero) digits is 4536, while the sum is 32.

The spelling of 11133204197 in words is "eleven billion, one hundred thirty-three million, two hundred four thousand, one hundred ninety-seven".