133706343 has 8 divisors (see below), whose sum is σ = 188761968. Its totient is φ = 83894144.

The previous prime is 133706323. The next prime is 133706357. The reversal of 133706343 is 343607331.

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

It is a cyclic number.

It is not a de Polignac number, because 133706343 - 2⁵ = 133706311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133706343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133706323) 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, 1310796 + ... + 1310897.

It is an arithmetic number, because the mean of its divisors is an integer number (23595246).

Almost surely, 2^133706343 is an apocalyptic number.

133706343 is a deficient number, since it is larger than the sum of its proper divisors (55055625).

133706343 is a wasteful number, since it uses less digits than its factorization.

133706343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2621713.

The product of its (nonzero) digits is 13608, while the sum is 30.

The square root of 133706343 is about 11563.1458954733. The cubic root of 133706343 is about 511.3489127390.

The spelling of 133706343 in words is "one hundred thirty-three million, seven hundred six thousand, three hundred forty-three".