133072617 has 8 divisors (see below), whose sum is σ = 187867296. Its totient is φ = 83496512.

The previous prime is 133072607. The next prime is 133072633. The reversal of 133072617 is 716270331.

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 133072617 - 2⁸ = 133072361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133072607) by changing a digit.

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, 1304583 + ... + 1304684.

It is an arithmetic number, because the mean of its divisors is an integer number (23483412).

Almost surely, 2^133072617 is an apocalyptic number.

133072617 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

133072617 is a deficient number, since it is larger than the sum of its proper divisors (54794679).

133072617 is a wasteful number, since it uses less digits than its factorization.

133072617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2609287.

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 133072617 is about 11535.7105112776. The cubic root of 133072617 is about 510.5397553491.

The spelling of 133072617 in words is "one hundred thirty-three million, seventy-two thousand, six hundred seventeen".