133245134 has 16 divisors (see below), whose sum is σ = 218439936. Its totient is φ = 60454200.

The previous prime is 133245071. The next prime is 133245143. The reversal of 133245134 is 431542331.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7259 + ... + 17865.

It is an arithmetic number, because the mean of its divisors is an integer number (13652496).

Almost surely, 2^133245134 is an apocalyptic number.

133245134 is a deficient number, since it is larger than the sum of its proper divisors (85194802).

133245134 is a wasteful number, since it uses less digits than its factorization.

133245134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11191.

The product of its digits is 4320, while the sum is 26.

The square root of 133245134 is about 11543.1856088343. The cubic root of 133245134 is about 510.7602834464.

Adding to 133245134 its reverse (431542331), we get a palindrome (564787465).

The spelling of 133245134 in words is "one hundred thirty-three million, two hundred forty-five thousand, one hundred thirty-four".