133085965 has 8 divisors (see below), whose sum is σ = 159941088. Its totient is φ = 106310160.

The previous prime is 133085947. The next prime is 133085987. The reversal of 133085965 is 569580331.

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

It is not a de Polignac number, because 133085965 - 2⁷ = 133085837 is a prime.

It is a Duffinian number.

It is a congruent 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, 16071 + ... + 22900.

It is an arithmetic number, because the mean of its divisors is an integer number (19992636).

Almost surely, 2^133085965 is an apocalyptic number.

It is an amenable number.

133085965 is a deficient number, since it is larger than the sum of its proper divisors (26855123).

133085965 is an equidigital number, since it uses as much as digits as its factorization.

133085965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39659.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 133085965 is about 11536.2890480431. The cubic root of 133085965 is about 510.5568248684.

The spelling of 133085965 in words is "one hundred thirty-three million, eighty-five thousand, nine hundred sixty-five".