133404126 has 16 divisors (see below), whose sum is σ = 266939904. Its totient is φ = 44446104.

The previous prime is 133404113. The next prime is 133404137. The reversal of 133404126 is 621404331.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133404096 and 133404105.

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 7 ways as a sum of consecutive naturals, for example, 11955 + ... + 20241.

It is an arithmetic number, because the mean of its divisors is an integer number (16683744).

Almost surely, 2^133404126 is an apocalyptic number.

133404126 is an abundant number, since it is smaller than the sum of its proper divisors (133535778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133404126 is a wasteful number, since it uses less digits than its factorization.

133404126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10975.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 133404126 is about 11550.0703893959. The cubic root of 133404126 is about 510.9633540789.

Adding to 133404126 its reverse (621404331), we get a palindrome (754808457).

The spelling of 133404126 in words is "one hundred thirty-three million, four hundred four thousand, one hundred twenty-six".