627119897 has 2 divisors, whose sum is σ = 627119898. Its totient is φ = 627119896.

The previous prime is 627119881. The next prime is 627119917. The reversal of 627119897 is 798911726.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 541446361 + 85673536 = 23269^2 + 9256^2 .

It is a cyclic number.

It is not a de Polignac number, because 627119897 - 2⁴ = 627119881 is a prime.

It is not a weakly prime, because it can be changed into another prime (627119497) 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, 313559948 + 313559949.

It is an arithmetic number, because the mean of its divisors is an integer number (313559949).

Almost surely, 2^627119897 is an apocalyptic number.

It is an amenable number.

627119897 is a deficient number, since it is larger than the sum of its proper divisors (1).

627119897 is an equidigital number, since it uses as much as digits as its factorization.

627119897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 50.

The square root of 627119897 is about 25042.3620491359. The cubic root of 627119897 is about 855.9535419112.

The spelling of 627119897 in words is "six hundred twenty-seven million, one hundred nineteen thousand, eight hundred ninety-seven".