133042 has 32 divisors (see below), whose sum is σ = 266112. Its totient is φ = 48384.
The previous prime is 133039. The next prime is 133051. The reversal of 133042 is 240331.
133042 is an admirable number.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a plaindrome in base 9.
It is a zygodrome in base 9.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3073 + ... + 3115.
It is an arithmetic number, because the mean of its divisors is an integer number (8316).
2133042 is an apocalyptic number.
133042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133042 is a wasteful number, since it uses less digits than its factorization.
133042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82.
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 133042 is about 364.7492289231. The cubic root of 133042 is about 51.0500597795.
Adding to 133042 its reverse (240331), we get a palindrome (373373).
The spelling of 133042 in words is "one hundred thirty-three thousand, forty-two".
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