133199699 has 4 divisors (see below), whose sum is σ = 134444664. Its totient is φ = 131954736.

The previous prime is 133199663. The next prime is 133199711. The reversal of 133199699 is 996991331.

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

It is a cyclic number.

It is not a de Polignac number, because 133199699 - 2¹⁶ = 133134163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133199629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622322 + ... + 622535.

It is an arithmetic number, because the mean of its divisors is an integer number (33611166).

Almost surely, 2^133199699 is an apocalyptic number.

133199699 is a deficient number, since it is larger than the sum of its proper divisors (1244965).

133199699 is a wasteful number, since it uses less digits than its factorization.

133199699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244964.

The product of its digits is 354294, while the sum is 50.

The square root of 133199699 is about 11541.2173967914. The cubic root of 133199699 is about 510.7022224602.

The spelling of 133199699 in words is "one hundred thirty-three million, one hundred ninety-nine thousand, six hundred ninety-nine".