133314311 has 4 divisors (see below), whose sum is σ = 143569272. Its totient is φ = 123059352.

The previous prime is 133314253. The next prime is 133314331. The reversal of 133314311 is 113413331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113413331 = 2671 ⋅42461.

It is not a de Polignac number, because 133314311 - 2²² = 129120007 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 (133314331) 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, 5127461 + ... + 5127486.

It is an arithmetic number, because the mean of its divisors is an integer number (35892318).

Almost surely, 2^133314311 is an apocalyptic number.

133314311 is a deficient number, since it is larger than the sum of its proper divisors (10254961).

133314311 is a wasteful number, since it uses less digits than its factorization.

133314311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10254960.

The product of its digits is 324, while the sum is 20.

The square root of 133314311 is about 11546.1816632166. The cubic root of 133314311 is about 510.8486587845.

Adding to 133314311 its reverse (113413331), we get a palindrome (246727642).

The spelling of 133314311 in words is "one hundred thirty-three million, three hundred fourteen thousand, three hundred eleven".