133152109 has 8 divisors (see below), whose sum is σ = 141108480. Its totient is φ = 125209536.

The previous prime is 133152101. The next prime is 133152119. The reversal of 133152109 is 901251331.

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 133152109 - 2³ = 133152101 is a prime.

It is a super-2 number, since 2×133152109² = 35458968262295762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133152101) 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, 21742 + ... + 27184.

It is an arithmetic number, because the mean of its divisors is an integer number (17638560).

Almost surely, 2^133152109 is an apocalyptic number.

It is an amenable number.

133152109 is a deficient number, since it is larger than the sum of its proper divisors (7956371).

133152109 is a wasteful number, since it uses less digits than its factorization.

133152109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6899.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 133152109 is about 11539.1554716972. The cubic root of 133152109 is about 510.6413934592.

The spelling of 133152109 in words is "one hundred thirty-three million, one hundred fifty-two thousand, one hundred nine".