627304121 has 2 divisors, whose sum is σ = 627304122. Its totient is φ = 627304120.

The previous prime is 627304103. The next prime is 627304157. The reversal of 627304121 is 121403726.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 585882025 + 41422096 = 24205^2 + 6436^2 .

It is a cyclic number.

It is not a de Polignac number, because 627304121 - 2¹⁴ = 627287737 is a prime.

It is not a weakly prime, because it can be changed into another prime (627304021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313652060 + 313652061.

It is an arithmetic number, because the mean of its divisors is an integer number (313652061).

Almost surely, 2^627304121 is an apocalyptic number.

It is an amenable number.

627304121 is a deficient number, since it is larger than the sum of its proper divisors (1).

627304121 is an equidigital number, since it uses as much as digits as its factorization.

627304121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 627304121 is about 25046.0400263195. The cubic root of 627304121 is about 856.0373492489.

Adding to 627304121 its reverse (121403726), we get a palindrome (748707847).

The spelling of 627304121 in words is "six hundred twenty-seven million, three hundred four thousand, one hundred twenty-one".