133708 has 6 divisors (see below), whose sum is σ = 233996. Its totient is φ = 66852.

The previous prime is 133697. The next prime is 133709. The reversal of 133708 is 807331.

It is not an unprimeable number, because it can be changed into a prime (133709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16710 + ... + 16717.

2¹³³⁷⁰⁸ is an apocalyptic number.

It is an amenable number.

133708 is a deficient number, since it is larger than the sum of its proper divisors (100288).

133708 is a wasteful number, since it uses less digits than its factorization.

133708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33431 (or 33429 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 133708 is about 365.6610452318. The cubic root of 133708 is about 51.1351025084.

It can be divided in two parts, 133 and 708, that added together give a square (841 = 29²).

The spelling of 133708 in words is "one hundred thirty-three thousand, seven hundred eight".