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1068109 = 7532879
BaseRepresentation
bin100000100110001001101
32000021011121
410010301031
5233134414
634520541
712036010
oct4046115
92007147
101068109
1166a539
12436151
132b5223
141db377
15161724
hex104c4d

1068109 has 8 divisors (see below), whose sum is σ = 1244160. Its totient is φ = 897936.

The previous prime is 1068107. The next prime is 1068113. The reversal of 1068109 is 9018601.

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 1068109 - 21 = 1068107 is a prime.

It is a super-2 number, since 2×10681092 = 2281713671762, 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 (1068101) 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, 1069 + ... + 1810.

It is an arithmetic number, because the mean of its divisors is an integer number (155520).

21068109 is an apocalyptic number.

It is an amenable number.

1068109 is a deficient number, since it is larger than the sum of its proper divisors (176051).

1068109 is an equidigital number, since it uses as much as digits as its factorization.

1068109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2939.

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 1068109 is about 1033.4935897237. The cubic root of 1068109 is about 102.2206233122.

The spelling of 1068109 in words is "one million, sixty-eight thousand, one hundred nine".

Divisors: 1 7 53 371 2879 20153 152587 1068109