11233533197 has 2 divisors, whose sum is σ = 11233533198. Its totient is φ = 11233533196.

The previous prime is 11233533163. The next prime is 11233533319. The reversal of 11233533197 is 79133533211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10360389796 + 873143401 = 101786^2 + 29549^2 .

It is a cyclic number.

It is not a de Polignac number, because 11233533197 - 2²² = 11229338893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11233533197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11233533107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5616766598 + 5616766599.

It is an arithmetic number, because the mean of its divisors is an integer number (5616766599).

Almost surely, 2^11233533197 is an apocalyptic number.

It is an amenable number.

11233533197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11233533197 is an equidigital number, since it uses as much as digits as its factorization.

11233533197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51030, while the sum is 38.

The spelling of 11233533197 in words is "eleven billion, two hundred thirty-three million, five hundred thirty-three thousand, one hundred ninety-seven".