133376042 has 4 divisors (see below), whose sum is σ = 200064066. Its totient is φ = 66688020.

The previous prime is 133376027. The next prime is 133376063. The reversal of 133376042 is 240673331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 78304801 + 55071241 = 8849^2 + 7421^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133375996 and 133376014.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33344009 + ... + 33344012.

Almost surely, 2^133376042 is an apocalyptic number.

133376042 is a deficient number, since it is larger than the sum of its proper divisors (66688024).

133376042 is an equidigital number, since it uses as much as digits as its factorization.

133376042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66688023.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 133376042 is about 11548.8545752382. The cubic root of 133376042 is about 510.9274958629.

The spelling of 133376042 in words is "one hundred thirty-three million, three hundred seventy-six thousand, forty-two".