133706455 has 8 divisors (see below), whose sum is σ = 161433072. Its totient is φ = 106308288.

The previous prime is 133706431. The next prime is 133706467. The reversal of 133706455 is 554607331.

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 133706455 - 2²⁵ = 100152023 is a prime.

It is a super-2 number, since 2×133706455² = 35754832217334050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133706455.

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 in 7 ways as a sum of consecutive naturals, for example, 81214 + ... + 82843.

It is an arithmetic number, because the mean of its divisors is an integer number (20179134).

Almost surely, 2^133706455 is an apocalyptic number.

133706455 is a deficient number, since it is larger than the sum of its proper divisors (27726617).

133706455 is a wasteful number, since it uses less digits than its factorization.

133706455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164225.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 133706455 is about 11563.1507384450. The cubic root of 133706455 is about 511.3490555172.

The spelling of 133706455 in words is "one hundred thirty-three million, seven hundred six thousand, four hundred fifty-five".