133466969 has 8 divisors (see below), whose sum is σ = 136785792. Its totient is φ = 130158000.

The previous prime is 133466959. The next prime is 133466987. The reversal of 133466969 is 969664331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133466969 is a prime.

It is a super-2 number, since 2×133466969² = 35626863628093922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133466959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30227 + ... + 34359.

It is an arithmetic number, because the mean of its divisors is an integer number (17098224).

Almost surely, 2^133466969 is an apocalyptic number.

It is an amenable number.

133466969 is a deficient number, since it is larger than the sum of its proper divisors (3318823).

133466969 is an equidigital number, since it uses as much as digits as its factorization.

133466969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4927.

The product of its digits is 629856, while the sum is 47.

The square root of 133466969 is about 11552.7905286991. The cubic root of 133466969 is about 511.0435750592.

The spelling of 133466969 in words is "one hundred thirty-three million, four hundred sixty-six thousand, nine hundred sixty-nine".