133316329 has 8 divisors (see below), whose sum is σ = 142479648. Its totient is φ = 124299840.

The previous prime is 133316327. The next prime is 133316347. The reversal of 133316329 is 923613331.

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 133316329 - 2¹ = 133316327 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 133316329.

It is not an unprimeable number, because it can be changed into a prime (133316321) 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, 34827 + ... + 38464.

It is an arithmetic number, because the mean of its divisors is an integer number (17809956).

Almost surely, 2^133316329 is an apocalyptic number.

It is an amenable number.

133316329 is a deficient number, since it is larger than the sum of its proper divisors (9163319).

133316329 is a wasteful number, since it uses less digits than its factorization.

133316329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73415.

The product of its digits is 8748, while the sum is 31.

The square root of 133316329 is about 11546.2690510831. The cubic root of 133316329 is about 510.8512363707.

The spelling of 133316329 in words is "one hundred thirty-three million, three hundred sixteen thousand, three hundred twenty-nine".