133345304 has 16 divisors (see below), whose sum is σ = 253448520. Its totient is φ = 65759040.

The previous prime is 133345253. The next prime is 133345309. The reversal of 133345304 is 403543331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133345309) 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, 113582 + ... + 114749.

Almost surely, 2^133345304 is an apocalyptic number.

It is an amenable number.

133345304 is a deficient number, since it is larger than the sum of its proper divisors (120103216).

133345304 is a wasteful number, since it uses less digits than its factorization.

133345304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228410 (or 228406 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 133345304 is about 11547.5237172305. The cubic root of 133345304 is about 510.8882431961. Note that the first 3 decimals are identical.

Adding to 133345304 its reverse (403543331), we get a palindrome (536888635).

The spelling of 133345304 in words is "one hundred thirty-three million, three hundred forty-five thousand, three hundred four".