133236933 has 16 divisors (see below), whose sum is σ = 184092480. Its totient is φ = 85613696.

The previous prime is 133236931. The next prime is 133236947. The reversal of 133236933 is 339632331.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 133236933 - 2¹ = 133236931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133236894 and 133236903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133236931) 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 15 ways as a sum of consecutive naturals, for example, 73666 + ... + 75452.

It is an arithmetic number, because the mean of its divisors is an integer number (11505780).

Almost surely, 2^133236933 is an apocalyptic number.

It is an amenable number.

133236933 is a deficient number, since it is larger than the sum of its proper divisors (50855547).

133236933 is a wasteful number, since it uses less digits than its factorization.

133236933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676.

The product of its digits is 26244, while the sum is 33.

The square root of 133236933 is about 11542.8303721401. The cubic root of 133236933 is about 510.7498044370.

The spelling of 133236933 in words is "one hundred thirty-three million, two hundred thirty-six thousand, nine hundred thirty-three".