133052142 has 16 divisors (see below), whose sum is σ = 266394960. Its totient is φ = 44302272.

The previous prime is 133052137. The next prime is 133052197. The reversal of 133052142 is 241250331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5917 + ... + 17352.

It is an arithmetic number, because the mean of its divisors is an integer number (16649685).

Almost surely, 2^133052142 is an apocalyptic number.

133052142 is an abundant number, since it is smaller than the sum of its proper divisors (133342818).

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

133052142 is a wasteful number, since it uses less digits than its factorization.

133052142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24227.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 133052142 is about 11534.8230155473. The cubic root of 133052142 is about 510.5135695520.

The spelling of 133052142 in words is "one hundred thirty-three million, fifty-two thousand, one hundred forty-two".