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1168132009 = 11927711447
BaseRepresentation
bin100010110100000…
…0100011110101001
310000102001020212111
41011220010132221
54343020211014
6311525042321
740642646452
oct10550043651
93012036774
101168132009
1154a41a960
122872563a1
13158017195
14b11d6129
156c8432c4
hex45a047a9

1168132009 has 8 divisors (see below), whose sum is σ = 1274574528. Its totient is φ = 1061730960.

The previous prime is 1168131959. The next prime is 1168132013. The reversal of 1168132009 is 9002318611.

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 1168132009 - 211 = 1168129961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1168132019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96324 + ... + 107770.

It is an arithmetic number, because the mean of its divisors is an integer number (159321816).

Almost surely, 21168132009 is an apocalyptic number.

It is an amenable number.

1168132009 is a deficient number, since it is larger than the sum of its proper divisors (106442519).

1168132009 is a wasteful number, since it uses less digits than its factorization.

1168132009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20735.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 1168132009 is about 34177.9462373034. The cubic root of 1168132009 is about 1053.1671594554.

The spelling of 1168132009 in words is "one billion, one hundred sixty-eight million, one hundred thirty-two thousand, nine".

Divisors: 1 11 9277 11447 102047 125917 106193819 1168132009