133532953 has 2 divisors, whose sum is σ = 133532954. Its totient is φ = 133532952.

The previous prime is 133532951. The next prime is 133532983. The reversal of 133532953 is 359235331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132779529 + 753424 = 11523^2 + 868^2 .

It is a cyclic number.

It is not a de Polignac number, because 133532953 - 2¹ = 133532951 is a prime.

Together with 133532951, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (133532951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66766476 + 66766477.

It is an arithmetic number, because the mean of its divisors is an integer number (66766477).

Almost surely, 2^133532953 is an apocalyptic number.

It is an amenable number.

133532953 is a deficient number, since it is larger than the sum of its proper divisors (1).

133532953 is an equidigital number, since it uses as much as digits as its factorization.

133532953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36450, while the sum is 34.

The square root of 133532953 is about 11555.6459360782. The cubic root of 133532953 is about 511.1277785242.

The spelling of 133532953 in words is "one hundred thirty-three million, five hundred thirty-two thousand, nine hundred fifty-three".