133366073 has 8 divisors (see below), whose sum is σ = 143035200. Its totient is φ = 123961968.

The previous prime is 133366067. The next prime is 133366081. The reversal of 133366073 is 370663331.

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

It is a cyclic number.

It is not a de Polignac number, because 133366073 - 2¹⁰ = 133365049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133366043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65213 + ... + 67226.

It is an arithmetic number, because the mean of its divisors is an integer number (17879400).

Almost surely, 2^133366073 is an apocalyptic number.

It is an amenable number.

133366073 is a deficient number, since it is larger than the sum of its proper divisors (9669127).

133366073 is a wasteful number, since it uses less digits than its factorization.

133366073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132511.

The product of its (nonzero) digits is 20412, while the sum is 32.

The square root of 133366073 is about 11548.4229659292. The cubic root of 133366073 is about 510.9147660327.

The spelling of 133366073 in words is "one hundred thirty-three million, three hundred sixty-six thousand, seventy-three".