366665133 has 4 divisors (see below), whose sum is σ = 488886848. Its totient is φ = 244443420.

The previous prime is 366665119. The next prime is 366665147. The reversal of 366665133 is 331566663.

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.

It is an interprime number because it is at equal distance from previous prime (366665119) and next prime (366665147).

It is not a de Polignac number, because 366665133 - 2⁶ = 366665069 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 = 366665091 and 366665100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366665113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61110853 + ... + 61110858.

It is an arithmetic number, because the mean of its divisors is an integer number (122221712).

Almost surely, 2^366665133 is an apocalyptic number.

It is an amenable number.

366665133 is a deficient number, since it is larger than the sum of its proper divisors (122221715).

366665133 is a wasteful number, since it uses less digits than its factorization.

366665133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122221714.

The product of its digits is 174960, while the sum is 39.

The square root of 366665133 is about 19148.5021085201. The cubic root of 366665133 is about 715.7420584189.

The spelling of 366665133 in words is "three hundred sixty-six million, six hundred sixty-five thousand, one hundred thirty-three".