133165113 has 8 divisors (see below), whose sum is σ = 180203808. Its totient is φ = 87451584.

The previous prime is 133165111. The next prime is 133165121. The reversal of 133165113 is 311561331.

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

It is not a de Polignac number, because 133165113 - 2¹ = 133165111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133165111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331056 + ... + 331457.

It is an arithmetic number, because the mean of its divisors is an integer number (22525476).

Almost surely, 2^133165113 is an apocalyptic number.

It is an amenable number.

133165113 is a deficient number, since it is larger than the sum of its proper divisors (47038695).

133165113 is an equidigital number, since it uses as much as digits as its factorization.

133165113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662583.

The product of its digits is 810, while the sum is 24.

The square root of 133165113 is about 11539.7189307192. The cubic root of 133165113 is about 510.6580164642.

The spelling of 133165113 in words is "one hundred thirty-three million, one hundred sixty-five thousand, one hundred thirteen".