11908133 has 2 divisors, whose sum is σ = 11908134. Its totient is φ = 11908132.

The previous prime is 11908121. The next prime is 11908157. The reversal of 11908133 is 33180911.

11908133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7656289 + 4251844 = 2767^2 + 2062^2 .

It is an emirp because it is prime and its reverse (33180911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11908133 - 2⁶ = 11908069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11908933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5954066 + 5954067.

It is an arithmetic number, because the mean of its divisors is an integer number (5954067).

Almost surely, 2^11908133 is an apocalyptic number.

It is an amenable number.

11908133 is a deficient number, since it is larger than the sum of its proper divisors (1).

11908133 is an equidigital number, since it uses as much as digits as its factorization.

11908133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 11908133 is about 3450.8162802444. The cubic root of 11908133 is about 228.3571209108.

The spelling of 11908133 in words is "eleven million, nine hundred eight thousand, one hundred thirty-three".