133019147 has 2 divisors, whose sum is σ = 133019148. Its totient is φ = 133019146.

The previous prime is 133019141. The next prime is 133019149. The reversal of 133019147 is 741910331.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133019147 - 2²⁰ = 131970571 is a prime.

Together with 133019149, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (133019141) 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, 66509573 + 66509574.

It is an arithmetic number, because the mean of its divisors is an integer number (66509574).

Almost surely, 2^133019147 is an apocalyptic number.

133019147 is a deficient number, since it is larger than the sum of its proper divisors (1).

133019147 is an equidigital number, since it uses as much as digits as its factorization.

133019147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 133019147 is about 11533.3926925255. The cubic root of 133019147 is about 510.4713660781.

Adding to 133019147 its reverse (741910331), we get a palindrome (874929478).

The spelling of 133019147 in words is "one hundred thirty-three million, nineteen thousand, one hundred forty-seven".