133705011 has 8 divisors (see below), whose sum is σ = 194480064. Its totient is φ = 81033320.

The previous prime is 133705009. The next prime is 133705027. The reversal of 133705011 is 110507331.

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 133705011 - 2¹ = 133705009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133705031) 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, 2025801 + ... + 2025866.

It is an arithmetic number, because the mean of its divisors is an integer number (24310008).

Almost surely, 2^133705011 is an apocalyptic number.

133705011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133705011 is a deficient number, since it is larger than the sum of its proper divisors (60775053).

133705011 is a wasteful number, since it uses less digits than its factorization.

133705011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4051681.

The product of its (nonzero) digits is 315, while the sum is 21.

The square root of 133705011 is about 11563.0882985472. The cubic root of 133705011 is about 511.3472146919.

It can be divided in two parts, 13370 and 5011, that added together give a palindrome (18381).

The spelling of 133705011 in words is "one hundred thirty-three million, seven hundred five thousand, eleven".