133349043 has 4 divisors (see below), whose sum is σ = 177798728. Its totient is φ = 88899360.

The previous prime is 133349039. The next prime is 133349057. The reversal of 133349043 is 340943331.

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

It is not a de Polignac number, because 133349043 - 2² = 133349039 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133349043.

It is not an unprimeable number, because it can be changed into a prime (133349023) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 22224838 + ... + 22224843.

It is an arithmetic number, because the mean of its divisors is an integer number (44449682).

Almost surely, 2^133349043 is an apocalyptic number.

133349043 is a deficient number, since it is larger than the sum of its proper divisors (44449685).

133349043 is an equidigital number, since it uses as much as digits as its factorization.

133349043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44449684.

The product of its (nonzero) digits is 11664, while the sum is 30.

The square root of 133349043 is about 11547.6856122775. The cubic root of 133349043 is about 510.8930182507.

The spelling of 133349043 in words is "one hundred thirty-three million, three hundred forty-nine thousand, forty-three".