133743144 has 16 divisors (see below), whose sum is σ = 334357920. Its totient is φ = 44581040.

The previous prime is 133743139. The next prime is 133743187. The reversal of 133743144 is 441347331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2786292 + ... + 2786339.

It is an arithmetic number, because the mean of its divisors is an integer number (20897370).

Almost surely, 2^133743144 is an apocalyptic number.

It is an amenable number.

133743144 is an abundant number, since it is smaller than the sum of its proper divisors (200614776).

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

133743144 is a wasteful number, since it uses less digits than its factorization.

133743144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5572640 (or 5572636 counting only the distinct ones).

The product of its digits is 12096, while the sum is 30.

The square root of 133743144 is about 11564.7370916939. The cubic root of 133743144 is about 511.3958225681.

The spelling of 133743144 in words is "one hundred thirty-three million, seven hundred forty-three thousand, one hundred forty-four".