11133232109 has 2 divisors, whose sum is σ = 11133232110. Its totient is φ = 11133232108.

The previous prime is 11133232093. The next prime is 11133232111. The reversal of 11133232109 is 90123233111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5776456009 + 5356776100 = 76003^2 + 73190^2 .

It is a cyclic number.

It is not a de Polignac number, because 11133232109 - 2⁴ = 11133232093 is a prime.

Together with 11133232111, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11133232189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5566616054 + 5566616055.

It is an arithmetic number, because the mean of its divisors is an integer number (5566616055).

Almost surely, 2^11133232109 is an apocalyptic number.

It is an amenable number.

11133232109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11133232109 is an equidigital number, since it uses as much as digits as its factorization.

11133232109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 11133232109 in words is "eleven billion, one hundred thirty-three million, two hundred thirty-two thousand, one hundred nine".