133366345 has 16 divisors (see below), whose sum is σ = 183398400. Its totient is φ = 91203264.

The previous prime is 133366291. The next prime is 133366369. The reversal of 133366345 is 543663331.

It is a cyclic number.

It is not a de Polignac number, because 133366345 - 2⁷ = 133366217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133366345.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8431 + ... + 18379.

It is an arithmetic number, because the mean of its divisors is an integer number (11462400).

Almost surely, 2^133366345 is an apocalyptic number.

It is an amenable number.

133366345 is a deficient number, since it is larger than the sum of its proper divisors (50032055).

133366345 is an equidigital number, since it uses as much as digits as its factorization.

133366345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10344.

The product of its digits is 58320, while the sum is 34.

The square root of 133366345 is about 11548.4347424229. The cubic root of 133366345 is about 510.9151133692.

The spelling of 133366345 in words is "one hundred thirty-three million, three hundred sixty-six thousand, three hundred forty-five".