133041343 has 4 divisors (see below), whose sum is σ = 133099200. Its totient is φ = 132983488.

The previous prime is 133041323. The next prime is 133041347. The reversal of 133041343 is 343140331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343140331 = 37 ⋅9274063.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133041343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133041347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25330 + ... + 30127.

It is an arithmetic number, because the mean of its divisors is an integer number (33274800).

Almost surely, 2^133041343 is an apocalyptic number.

133041343 is a deficient number, since it is larger than the sum of its proper divisors (57857).

133041343 is an equidigital number, since it uses as much as digits as its factorization.

133041343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57856.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 133041343 is about 11534.3549017706. The cubic root of 133041343 is about 510.4997574602.

Adding to 133041343 its reverse (343140331), we get a palindrome (476181674).

The spelling of 133041343 in words is "one hundred thirty-three million, forty-one thousand, three hundred forty-three".