133465636 has 12 divisors (see below), whose sum is σ = 238996912. Its totient is φ = 65180808.

The previous prime is 133465613. The next prime is 133465639. The reversal of 133465636 is 636564331.

It is a junction number, because it is equal to n+sod(n) for n = 133465595 and 133465604.

It is not an unprimeable number, because it can be changed into a prime (133465639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 387810 + ... + 388153.

Almost surely, 2^133465636 is an apocalyptic number.

It is an amenable number.

133465636 is a deficient number, since it is larger than the sum of its proper divisors (105531276).

133465636 is a wasteful number, since it uses less digits than its factorization.

133465636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776010 (or 776008 counting only the distinct ones).

The product of its digits is 116640, while the sum is 37.

The square root of 133465636 is about 11552.7328368659. The cubic root of 133465636 is about 511.0418737060.

The spelling of 133465636 in words is "one hundred thirty-three million, four hundred sixty-five thousand, six hundred thirty-six".