628016201 has 2 divisors, whose sum is σ = 628016202. Its totient is φ = 628016200.

The previous prime is 628016189. The next prime is 628016203. The reversal of 628016201 is 102610826.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 609102400 + 18913801 = 24680^2 + 4349^2 .

It is a cyclic number.

It is not a de Polignac number, because 628016201 - 2¹⁰ = 628015177 is a prime.

Together with 628016203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (628016203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314008100 + 314008101.

It is an arithmetic number, because the mean of its divisors is an integer number (314008101).

Almost surely, 2^628016201 is an apocalyptic number.

It is an amenable number.

628016201 is a deficient number, since it is larger than the sum of its proper divisors (1).

628016201 is an equidigital number, since it uses as much as digits as its factorization.

628016201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 628016201 is about 25060.2514153390. The cubic root of 628016201 is about 856.3611350873.

The spelling of 628016201 in words is "six hundred twenty-eight million, sixteen thousand, two hundred one".