133130134 has 4 divisors (see below), whose sum is σ = 199695204. Its totient is φ = 66565066.

The previous prime is 133130119. The next prime is 133130143. The reversal of 133130134 is 431031331.

It is a semiprime because it is the product of two 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 as a sum of consecutive naturals, namely, 33282532 + ... + 33282535.

It is an arithmetic number, because the mean of its divisors is an integer number (49923801).

Almost surely, 2^133130134 is an apocalyptic number.

133130134 is a deficient number, since it is larger than the sum of its proper divisors (66565070).

133130134 is an equidigital number, since it uses as much as digits as its factorization.

133130134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66565069.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 133130134 is about 11538.2032396730. The cubic root of 133130134 is about 510.6133003706.

Adding to 133130134 its reverse (431031331), we get a palindrome (564161465).

The spelling of 133130134 in words is "one hundred thirty-three million, one hundred thirty thousand, one hundred thirty-four".