133442124 has 24 divisors (see below), whose sum is σ = 314577648. Its totient is φ = 44021760.

The previous prime is 133442117. The next prime is 133442191. The reversal of 133442124 is 421244331.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 133442094 and 133442103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56157 + ... + 58484.

It is an arithmetic number, because the mean of its divisors is an integer number (13107402).

Almost surely, 2^133442124 is an apocalyptic number.

It is an amenable number.

133442124 is an abundant number, since it is smaller than the sum of its proper divisors (181135524).

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

133442124 is a wasteful number, since it uses less digits than its factorization.

133442124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114745 (or 114743 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 133442124 is about 11551.7151973203. The cubic root of 133442124 is about 511.0118626796.

Adding to 133442124 its reverse (421244331), we get a palindrome (554686455).

The spelling of 133442124 in words is "one hundred thirty-three million, four hundred forty-two thousand, one hundred twenty-four".