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68001097 is a prime number
BaseRepresentation
bin1000000110110…
…01110101001001
311201221210222011
410003121311021
5114402013342
610425255521
71453666633
oct403316511
9151853864
1068001097
113542625a
121a9345a1
131111ba48
149061a53
155e83717
hex40d9d49

68001097 has 2 divisors, whose sum is σ = 68001098. Its totient is φ = 68001096.

The previous prime is 68001077. The next prime is 68001107. The reversal of 68001097 is 79010086.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59351616 + 8649481 = 7704^2 + 2941^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-68001097 is a prime.

It is not a weakly prime, because it can be changed into another prime (68001077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34000548 + 34000549.

It is an arithmetic number, because the mean of its divisors is an integer number (34000549).

Almost surely, 268001097 is an apocalyptic number.

It is an amenable number.

68001097 is a deficient number, since it is larger than the sum of its proper divisors (1).

68001097 is an equidigital number, since it uses as much as digits as its factorization.

68001097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 68001097 is about 8246.2777663622. The cubic root of 68001097 is about 408.1677050700.

The spelling of 68001097 in words is "sixty-eight million, one thousand, ninety-seven".