11700149 has 2 divisors, whose sum is σ = 11700150. Its totient is φ = 11700148.

The previous prime is 11700127. The next prime is 11700151. The reversal of 11700149 is 94100711.

11700149 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10125124 + 1575025 = 3182^2 + 1255^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11700149 is a prime.

Together with 11700151, 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 (11700119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5850074 + 5850075.

It is an arithmetic number, because the mean of its divisors is an integer number (5850075).

Almost surely, 2^11700149 is an apocalyptic number.

It is an amenable number.

11700149 is a deficient number, since it is larger than the sum of its proper divisors (1).

11700149 is an equidigital number, since it uses as much as digits as its factorization.

11700149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 11700149 is about 3420.5480555022. The cubic root of 11700149 is about 227.0198317592.

The spelling of 11700149 in words is "eleven million, seven hundred thousand, one hundred forty-nine".