620525203 has 2 divisors, whose sum is σ = 620525204. Its totient is φ = 620525202.

The previous prime is 620525167. The next prime is 620525249. The reversal of 620525203 is 302525026.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-620525203 is a prime.

It is not a weakly prime, because it can be changed into another prime (620525263) 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, 310262601 + 310262602.

It is an arithmetic number, because the mean of its divisors is an integer number (310262602).

Almost surely, 2^620525203 is an apocalyptic number.

620525203 is a deficient number, since it is larger than the sum of its proper divisors (1).

620525203 is an equidigital number, since it uses as much as digits as its factorization.

620525203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 620525203 is about 24910.3432934996. The cubic root of 620525203 is about 852.9426054243.

The spelling of 620525203 in words is "six hundred twenty million, five hundred twenty-five thousand, two hundred three".