628503059 has 2 divisors, whose sum is σ = 628503060. Its totient is φ = 628503058.

The previous prime is 628503049. The next prime is 628503067. The reversal of 628503059 is 950305826.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 628503059 - 2⁸ = 628502803 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (628503019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314251529 + 314251530.

It is an arithmetic number, because the mean of its divisors is an integer number (314251530).

Almost surely, 2^628503059 is an apocalyptic number.

628503059 is a deficient number, since it is larger than the sum of its proper divisors (1).

628503059 is an equidigital number, since it uses as much as digits as its factorization.

628503059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 628503059 is about 25069.9632827812. The cubic root of 628503059 is about 856.5823706633.

The spelling of 628503059 in words is "six hundred twenty-eight million, five hundred three thousand, fifty-nine".