133333532 has 12 divisors (see below), whose sum is σ = 241379880. Its totient is φ = 64367856.

The previous prime is 133333523. The next prime is 133333537. The reversal of 133333532 is 235333331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133333537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 574598 + ... + 574829.

It is an arithmetic number, because the mean of its divisors is an integer number (20114990).

Almost surely, 2^133333532 is an apocalyptic number.

It is an amenable number.

133333532 is a deficient number, since it is larger than the sum of its proper divisors (108046348).

133333532 is a wasteful number, since it uses less digits than its factorization.

133333532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149460 (or 1149458 counting only the distinct ones).

The product of its digits is 7290, while the sum is 26.

The square root of 133333532 is about 11547.0139863083. The cubic root of 133333532 is about 510.8732086625.

Adding to 133333532 its reverse (235333331), we get a palindrome (368666863).

The spelling of 133333532 in words is "one hundred thirty-three million, three hundred thirty-three thousand, five hundred thirty-two".