133964606 has 4 divisors (see below), whose sum is σ = 200946912. Its totient is φ = 66982302.

The previous prime is 133964569. The next prime is 133964629. The reversal of 133964606 is 606469331.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 133964606.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 33491150 + ... + 33491153.

It is an arithmetic number, because the mean of its divisors is an integer number (50236728).

Almost surely, 2^133964606 is an apocalyptic number.

133964606 is a deficient number, since it is larger than the sum of its proper divisors (66982306).

133964606 is an equidigital number, since it uses as much as digits as its factorization.

133964606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66982305.

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

The square root of 133964606 is about 11574.3080138728. The cubic root of 133964606 is about 511.6779361873.

The spelling of 133964606 in words is "one hundred thirty-three million, nine hundred sixty-four thousand, six hundred six".