133340011 has 4 divisors (see below), whose sum is σ = 152388592. Its totient is φ = 114291432.

The previous prime is 133340003. The next prime is 133340017. The reversal of 133340011 is 110043331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133340011 - 2³ = 133340003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133340017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9524280 + ... + 9524293.

It is an arithmetic number, because the mean of its divisors is an integer number (38097148).

Almost surely, 2^133340011 is an apocalyptic number.

133340011 is a deficient number, since it is larger than the sum of its proper divisors (19048581).

133340011 is an equidigital number, since it uses as much as digits as its factorization.

133340011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19048580.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 133340011 is about 11547.2945316208. The cubic root of 133340011 is about 510.8814833849.

Adding to 133340011 its reverse (110043331), we get a palindrome (243383342).

The spelling of 133340011 in words is "one hundred thirty-three million, three hundred forty thousand, eleven".