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BaseRepresentation
bin11010101000101001
312112122122
4122220221
511442342
62201025
7633032
oct325051
9175578
10109097
1174a6a
1253175
133a871
142ba89
15224d2
hex1aa29

109097 has 2 divisors, whose sum is σ = 109098. Its totient is φ = 109096.

The previous prime is 109073. The next prime is 109103. The reversal of 109097 is 790901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90601 + 18496 = 301^2 + 136^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-109097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (109037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54548 + 54549.

It is an arithmetic number, because the mean of its divisors is an integer number (54549).

2109097 is an apocalyptic number.

It is an amenable number.

109097 is a deficient number, since it is larger than the sum of its proper divisors (1).

109097 is an equidigital number, since it uses as much as digits as its factorization.

109097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 567, while the sum is 26.

The square root of 109097 is about 330.2983499807. The cubic root of 109097 is about 47.7827274883.

Adding to 109097 its reverse (790901), we get a palindrome (899998).

The spelling of 109097 in words is "one hundred nine thousand, ninety-seven".