133532951 has 2 divisors, whose sum is σ = 133532952. Its totient is φ = 133532950.

The previous prime is 133532947. The next prime is 133532953. The reversal of 133532951 is 159235331.

It is a strong prime.

It is an emirp because it is prime and its reverse (159235331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133532951 - 2² = 133532947 is a prime.

Together with 133532953, 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 (133532953) 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, 66766475 + 66766476.

It is an arithmetic number, because the mean of its divisors is an integer number (66766476).

Almost surely, 2^133532951 is an apocalyptic number.

133532951 is a deficient number, since it is larger than the sum of its proper divisors (1).

133532951 is an equidigital number, since it uses as much as digits as its factorization.

133532951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12150, while the sum is 32.

The square root of 133532951 is about 11555.6458495404. The cubic root of 133532951 is about 511.1277759724.

The spelling of 133532951 in words is "one hundred thirty-three million, five hundred thirty-two thousand, nine hundred fifty-one".