133532983 has 2 divisors, whose sum is σ = 133532984. Its totient is φ = 133532982.

The previous prime is 133532953. The next prime is 133533041. The reversal of 133532983 is 389235331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133532983 - 2⁵ = 133532951 is a 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 polite number, since it can be written as a sum of consecutive naturals, namely, 66766491 + 66766492.

It is an arithmetic number, because the mean of its divisors is an integer number (66766492).

Almost surely, 2^133532983 is an apocalyptic number.

133532983 is a deficient number, since it is larger than the sum of its proper divisors (1).

133532983 is an equidigital number, since it uses as much as digits as its factorization.

133532983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 37.

The square root of 133532983 is about 11555.6472341449. The cubic root of 133532983 is about 511.1278168015.

The spelling of 133532983 in words is "one hundred thirty-three million, five hundred thirty-two thousand, nine hundred eighty-three".