133021334 has 8 divisors (see below), whose sum is σ = 199595880. Its totient is φ = 66489376.

The previous prime is 133021321. The next prime is 133021373. The reversal of 133021334 is 433120331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1139 + ... + 16350.

It is an arithmetic number, because the mean of its divisors is an integer number (24949485).

Almost surely, 2^133021334 is an apocalyptic number.

133021334 is a deficient number, since it is larger than the sum of its proper divisors (66574546).

133021334 is a wasteful number, since it uses less digits than its factorization.

133021334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21294.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 133021334 is about 11533.4875037865. The cubic root of 133021334 is about 510.4741636572.

Adding to 133021334 its reverse (433120331), we get a palindrome (566141665).

The spelling of 133021334 in words is "one hundred thirty-three million, twenty-one thousand, three hundred thirty-four".