133332968 has 8 divisors (see below), whose sum is σ = 249999330. Its totient is φ = 66666480.

The previous prime is 133332931. The next prime is 133332971. The reversal of 133332968 is 869233331.

It can be written as a sum of positive squares in only one way, i.e., 118417924 + 14915044 = 10882^2 + 3862^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 8333303 + ... + 8333318.

Almost surely, 2^133332968 is an apocalyptic number.

It is an amenable number.

133332968 is a deficient number, since it is larger than the sum of its proper divisors (116666362).

133332968 is a wasteful number, since it uses less digits than its factorization.

133332968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16666627 (or 16666623 counting only the distinct ones).

The product of its digits is 69984, while the sum is 38.

The square root of 133332968 is about 11546.9895643843. The cubic root of 133332968 is about 510.8724883313.

The spelling of 133332968 in words is "one hundred thirty-three million, three hundred thirty-two thousand, nine hundred sixty-eight".