133542124 has 12 divisors (see below), whose sum is σ = 233787400. Its totient is φ = 66745728.

The previous prime is 133542121. The next prime is 133542161. The reversal of 133542124 is 421245331.

133542124 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (133542121) by changing a digit.

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, 10492 + ... + 19420.

Almost surely, 2^133542124 is an apocalyptic number.

It is an amenable number.

133542124 is a deficient number, since it is larger than the sum of its proper divisors (100245276).

133542124 is a wasteful number, since it uses less digits than its factorization.

133542124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12672 (or 12670 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 133542124 is about 11556.0427482768. The cubic root of 133542124 is about 511.1394796198.

Adding to 133542124 its reverse (421245331), we get a palindrome (554787455).

The spelling of 133542124 in words is "one hundred thirty-three million, five hundred forty-two thousand, one hundred twenty-four".