133727785 has 8 divisors (see below), whose sum is σ = 160819776. Its totient is φ = 106751280.

The previous prime is 133727761. The next prime is 133727821. The reversal of 133727785 is 587727331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133727785 - 2⁵ = 133727753 is a prime.

It is a Duffinian number.

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, 26301 + ... + 30970.

It is an arithmetic number, because the mean of its divisors is an integer number (20102472).

Almost surely, 2^133727785 is an apocalyptic number.

It is an amenable number.

133727785 is a deficient number, since it is larger than the sum of its proper divisors (27091991).

133727785 is an equidigital number, since it uses as much as digits as its factorization.

133727785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57743.

The product of its digits is 246960, while the sum is 43.

The square root of 133727785 is about 11564.0730281333. The cubic root of 133727785 is about 511.3762456665.

The spelling of 133727785 in words is "one hundred thirty-three million, seven hundred twenty-seven thousand, seven hundred eighty-five".