133534148 has 18 divisors (see below), whose sum is σ = 256861038. Its totient is φ = 60697120.

The previous prime is 133534139. The next prime is 133534151. The reversal of 133534148 is 841435331.

It can be written as a sum of positive squares in only one way, i.e., 120516484 + 13017664 = 10978^2 + 3608^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 137465 + ... + 138432.

Almost surely, 2^133534148 is an apocalyptic number.

It is an amenable number.

133534148 is a deficient number, since it is larger than the sum of its proper divisors (123326890).

133534148 is a wasteful number, since it uses less digits than its factorization.

133534148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275923 (or 275910 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 133534148 is about 11555.6976422888. The cubic root of 133534148 is about 511.1293032312.

Adding to 133534148 its reverse (841435331), we get a palindrome (974969479).

The spelling of 133534148 in words is "one hundred thirty-three million, five hundred thirty-four thousand, one hundred forty-eight".