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9120001 = 112393469
BaseRepresentation
bin100010110010…
…100100000001
3122011100021211
4202302210001
54313320001
6523250121
7140342632
oct42624401
918140254
109120001
115169aa0
123079941
131b74167
1412d5889
15c02351
hex8b2901

9120001 has 8 divisors (see below), whose sum is σ = 9993600. Its totient is φ = 8253840.

The previous prime is 9119989. The next prime is 9120011. The reversal of 9120001 is 1000219.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-9120001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9120011) 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, 895 + ... + 4363.

It is an arithmetic number, because the mean of its divisors is an integer number (1249200).

Almost surely, 29120001 is an apocalyptic number.

It is an amenable number.

9120001 is a deficient number, since it is larger than the sum of its proper divisors (873599).

9120001 is a wasteful number, since it uses less digits than its factorization.

9120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 9120001 is about 3019.9339396748. The cubic root of 9120001 is about 208.9287930007.

The spelling of 9120001 in words is "nine million, one hundred twenty thousand, one".

Divisors: 1 11 239 2629 3469 38159 829091 9120001