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700000001 is a prime number
BaseRepresentation
bin101001101110010…
…010011100000001
31210210011200110222
4221232102130001
52413200000001
6153243232425
723226621221
oct5156223401
91723150428
10700000001
1132a14a3a8
12176518715
13b203c3ac
1468d78081
15416c261b
hex29b92701

700000001 has 2 divisors, whose sum is σ = 700000002. Its totient is φ = 700000000.

The previous prime is 699999953. The next prime is 700000031. The reversal of 700000001 is 100000007.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 417793600 + 282206401 = 20440^2 + 16799^2 .

It is an emirp because it is prime and its reverse (100000007) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 700000001 - 222 = 695805697 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (700000031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350000000 + 350000001.

It is an arithmetic number, because the mean of its divisors is an integer number (350000001).

Almost surely, 2700000001 is an apocalyptic number.

It is an amenable number.

700000001 is a deficient number, since it is larger than the sum of its proper divisors (1).

700000001 is an equidigital number, since it uses as much as digits as its factorization.

700000001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7, while the sum is 8.

The square root of 700000001 is about 26457.5131295441. The cubic root of 700000001 is about 887.9040021654.

Adding to 700000001 its reverse (100000007), we get a palindrome (800000008).

The spelling of 700000001 in words is "seven hundred million, one", and thus it is an aban number.