133441342 has 8 divisors (see below), whose sum is σ = 200242656. Its totient is φ = 66693792.

The previous prime is 133441309. The next prime is 133441369. The reversal of 133441342 is 243144331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 6523 + ... + 17590.

It is an arithmetic number, because the mean of its divisors is an integer number (25030332).

Almost surely, 2^133441342 is an apocalyptic number.

133441342 is a deficient number, since it is larger than the sum of its proper divisors (66801314).

133441342 is a wasteful number, since it uses less digits than its factorization.

133441342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26882.

The product of its digits is 3456, while the sum is 25.

The square root of 133441342 is about 11551.6813494833. The cubic root of 133441342 is about 511.0108644639.

Adding to 133441342 its reverse (243144331), we get a palindrome (376585673).

The spelling of 133441342 in words is "one hundred thirty-three million, four hundred forty-one thousand, three hundred forty-two".