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1168001 is a prime number
BaseRepresentation
bin100011101001010000001
32012100012022
410131022001
5244334001
641011225
712633152
oct4351201
92170168
101168001
1172859a
12483b15
1331b833
14225929
1518111b
hex11d281

1168001 has 2 divisors, whose sum is σ = 1168002. Its totient is φ = 1168000.

The previous prime is 1167973. The next prime is 1168007. The reversal of 1168001 is 1008611.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1100401 + 67600 = 1049^2 + 260^2 .

It is an emirp because it is prime and its reverse (1008611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1168001 - 26 = 1167937 is a prime.

It is a super-4 number, since 4×11680014 (a number of 25 digits) contains 4444 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1168007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 584000 + 584001.

It is an arithmetic number, because the mean of its divisors is an integer number (584001).

21168001 is an apocalyptic number.

It is an amenable number.

1168001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1168001 is an equidigital number, since it uses as much as digits as its factorization.

1168001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

The square root of 1168001 is about 1080.7409495342. The cubic root of 1168001 is about 105.3127786184.

The spelling of 1168001 in words is "one million, one hundred sixty-eight thousand, one".