133196777 has 8 divisors (see below), whose sum is σ = 153936000. Its totient is φ = 112885344.

The previous prime is 133196747. The next prime is 133196809. The reversal of 133196777 is 777691331.

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 133196777 - 2¹² = 133192681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133196747) 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 7 ways as a sum of consecutive naturals, for example, 106277 + ... + 107522.

It is an arithmetic number, because the mean of its divisors is an integer number (19242000).

Almost surely, 2^133196777 is an apocalyptic number.

It is an amenable number.

133196777 is a deficient number, since it is larger than the sum of its proper divisors (20739223).

133196777 is an equidigital number, since it uses as much as digits as its factorization.

133196777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213895.

The product of its digits is 166698, while the sum is 44.

The square root of 133196777 is about 11541.0908063320. The cubic root of 133196777 is about 510.6984880103.

The spelling of 133196777 in words is "one hundred thirty-three million, one hundred ninety-six thousand, seven hundred seventy-seven".