133229065 has 8 divisors (see below), whose sum is σ = 161342280. Its totient is φ = 105604992.

The previous prime is 133229059. The next prime is 133229081. The reversal of 133229065 is 560922331.

It can be written as a sum of positive squares in 4 ways, for example, as 43718544 + 89510521 = 6612^2 + 9461^2 .

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 133229065 - 2⁷ = 133228937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121684 + ... + 122773.

It is an arithmetic number, because the mean of its divisors is an integer number (20167785).

Almost surely, 2^133229065 is an apocalyptic number.

It is an amenable number.

133229065 is a deficient number, since it is larger than the sum of its proper divisors (28113215).

133229065 is a wasteful number, since it uses less digits than its factorization.

133229065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244571.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 133229065 is about 11542.4895494863. The cubic root of 133229065 is about 510.7397505216.

The spelling of 133229065 in words is "one hundred thirty-three million, two hundred twenty-nine thousand, sixty-five".