133867066 has 8 divisors (see below), whose sum is σ = 202333824. Its totient is φ = 66422460.

The previous prime is 133867039. The next prime is 133867093. The reversal of 133867066 is 660768331.

It is an interprime number because it is at equal distance from previous prime (133867039) and next prime (133867093).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 255210 + ... + 255733.

It is an arithmetic number, because the mean of its divisors is an integer number (25291728).

Almost surely, 2^133867066 is an apocalyptic number.

133867066 is a deficient number, since it is larger than the sum of its proper divisors (68466758).

133867066 is a wasteful number, since it uses less digits than its factorization.

133867066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511076.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 133867066 is about 11570.0936037700. The cubic root of 133867066 is about 511.5537213287.

The spelling of 133867066 in words is "one hundred thirty-three million, eight hundred sixty-seven thousand, sixty-six".