133800134 has 8 divisors (see below), whose sum is σ = 216138720. Its totient is φ = 61753896.

The previous prime is 133800101. The next prime is 133800137. The reversal of 133800134 is 431008331.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133800137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2573054 + ... + 2573105.

It is an arithmetic number, because the mean of its divisors is an integer number (27017340).

Almost surely, 2^133800134 is an apocalyptic number.

133800134 is a deficient number, since it is larger than the sum of its proper divisors (82338586).

133800134 is a wasteful number, since it uses less digits than its factorization.

133800134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5146174.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 133800134 is about 11567.2007849782. The cubic root of 133800134 is about 511.4684501147.

Adding to 133800134 its reverse (431008331), we get a palindrome (564808465).

The spelling of 133800134 in words is "one hundred thirty-three million, eight hundred thousand, one hundred thirty-four".