664114133 has 4 divisors (see below), whose sum is σ = 664186848. Its totient is φ = 664041420.

The previous prime is 664114127. The next prime is 664114247. The reversal of 664114133 is 331411466.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 331411466 = 2 ⋅165705733.

It is a cyclic number.

It is not a de Polignac number, because 664114133 - 2¹⁶ = 664048597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 664114096 and 664114105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (664113133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20291 + ... + 41712.

It is an arithmetic number, because the mean of its divisors is an integer number (166046712).

Almost surely, 2^664114133 is an apocalyptic number.

It is an amenable number.

664114133 is a deficient number, since it is larger than the sum of its proper divisors (72715).

664114133 is a wasteful number, since it uses less digits than its factorization.

664114133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72714.

The product of its digits is 5184, while the sum is 29.

The square root of 664114133 is about 25770.4119679915. The cubic root of 664114133 is about 872.4641169907.

Adding to 664114133 its reverse (331411466), we get a palindrome (995525599).

The spelling of 664114133 in words is "six hundred sixty-four million, one hundred fourteen thousand, one hundred thirty-three".