146073009 has 8 divisors (see below), whose sum is σ = 194830272. Its totient is φ = 97348880.

The previous prime is 146072999. The next prime is 146073013. The reversal of 146073009 is 900370641.

It is a happy number.

146073009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 146073009 - 2⁷ = 146072881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146073019) 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, 5092 + ... + 17834.

It is an arithmetic number, because the mean of its divisors is an integer number (24353784).

Almost surely, 2^146073009 is an apocalyptic number.

It is an amenable number.

146073009 is a deficient number, since it is larger than the sum of its proper divisors (48757263).

146073009 is a wasteful number, since it uses less digits than its factorization.

146073009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16567.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 146073009 is about 12086.0667299167. The cubic root of 146073009 is about 526.6514996344.

The spelling of 146073009 in words is "one hundred forty-six million, seventy-three thousand, nine".