133836371 has 2 divisors, whose sum is σ = 133836372. Its totient is φ = 133836370.

The previous prime is 133836337. The next prime is 133836389. The reversal of 133836371 is 173638331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133836371 - 2¹⁰ = 133835347 is a prime.

It is not a weakly prime, because it can be changed into another prime (133836071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66918185 + 66918186.

It is an arithmetic number, because the mean of its divisors is an integer number (66918186).

Almost surely, 2^133836371 is an apocalyptic number.

133836371 is a deficient number, since it is larger than the sum of its proper divisors (1).

133836371 is an equidigital number, since it uses as much as digits as its factorization.

133836371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 35.

The square root of 133836371 is about 11568.7670475293. The cubic root of 133836371 is about 511.5146194987.

The spelling of 133836371 in words is "one hundred thirty-three million, eight hundred thirty-six thousand, three hundred seventy-one".