133000111 has 8 divisors (see below), whose sum is σ = 135070848. Its totient is φ = 130935000.

The previous prime is 133000097. The next prime is 133000117. The reversal of 133000111 is 111000331.

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 133000111 - 2⁵ = 133000079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133000117) 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, 90936 + ... + 92386.

It is an arithmetic number, because the mean of its divisors is an integer number (16883856).

Almost surely, 2^133000111 is an apocalyptic number.

133000111 is a deficient number, since it is larger than the sum of its proper divisors (2070737).

133000111 is a wasteful number, since it uses less digits than its factorization.

133000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 133000111 is about 11532.5674071301. The cubic root of 133000111 is about 510.4470142041.

Adding to 133000111 its reverse (111000331), we get a palindrome (244000442).

The spelling of 133000111 in words is "one hundred thirty-three million, one hundred eleven", and thus it is an aban number.