133349154 has 8 divisors (see below), whose sum is σ = 266698320. Its totient is φ = 44449716.

The previous prime is 133349143. The next prime is 133349191. The reversal of 133349154 is 451943331.

It is a happy number.

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

133349154 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11112424 + ... + 11112435.

It is an arithmetic number, because the mean of its divisors is an integer number (33337290).

Almost surely, 2^133349154 is an apocalyptic number.

133349154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

133349154 is a wasteful number, since it uses less digits than its factorization.

133349154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22224864.

The product of its digits is 19440, while the sum is 33.

The square root of 133349154 is about 11547.6904184343. The cubic root of 133349154 is about 510.8931600067.

The spelling of 133349154 in words is "one hundred thirty-three million, three hundred forty-nine thousand, one hundred fifty-four".