704310121 has 2 divisors, whose sum is σ = 704310122. Its totient is φ = 704310120.

The previous prime is 704310109. The next prime is 704310143. The reversal of 704310121 is 121013407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 408848400 + 295461721 = 20220^2 + 17189^2 .

It is an emirp because it is prime and its reverse (121013407) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 704310121 - 2²¹ = 702212969 is a prime.

It is not a weakly prime, because it can be changed into another prime (704310151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352155060 + 352155061.

It is an arithmetic number, because the mean of its divisors is an integer number (352155061).

Almost surely, 2^704310121 is an apocalyptic number.

It is an amenable number.

704310121 is a deficient number, since it is larger than the sum of its proper divisors (1).

704310121 is an equidigital number, since it uses as much as digits as its factorization.

704310121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 704310121 is about 26538.8417418696. The cubic root of 704310121 is about 889.7226426065.

Adding to 704310121 its reverse (121013407), we get a palindrome (825323528).

The spelling of 704310121 in words is "seven hundred four million, three hundred ten thousand, one hundred twenty-one".