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10101097 is a prime number
BaseRepresentation
bin100110100010…
…000101101001
3201000012002201
4212202011221
510041213342
61000300201
7151600156
oct46420551
921005081
1010101097
11577a116
123471661
1321288a6
1414ad22d
15d47db7
hex9a2169

10101097 has 2 divisors, whose sum is σ = 10101098. Its totient is φ = 10101096.

The previous prime is 10101079. The next prime is 10101101. The reversal of 10101097 is 79010101.

It is a happy number.

Together with previous prime (10101079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7778521 + 2322576 = 2789^2 + 1524^2 .

It is a cyclic number.

It is not a de Polignac number, because 10101097 - 211 = 10099049 is a prime.

It is not a weakly prime, because it can be changed into another prime (10101197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050548 + 5050549.

It is an arithmetic number, because the mean of its divisors is an integer number (5050549).

Almost surely, 210101097 is an apocalyptic number.

It is an amenable number.

10101097 is a deficient number, since it is larger than the sum of its proper divisors (1).

10101097 is an equidigital number, since it uses as much as digits as its factorization.

10101097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 19.

The square root of 10101097 is about 3178.2223018537. Note that the first 3 decimals coincide. The cubic root of 10101097 is about 216.1670589742.

Adding to 10101097 its reverse (79010101), we get a palindrome (89111198).

The spelling of 10101097 in words is "ten million, one hundred one thousand, ninety-seven".