655419059 has 2 divisors, whose sum is σ = 655419060. Its totient is φ = 655419058.

The previous prime is 655419043. The next prime is 655419067. The reversal of 655419059 is 950914556.

655419059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 655419059 - 2⁴ = 655419043 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (655419659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327709529 + 327709530.

It is an arithmetic number, because the mean of its divisors is an integer number (327709530).

Almost surely, 2^655419059 is an apocalyptic number.

655419059 is a deficient number, since it is larger than the sum of its proper divisors (1).

655419059 is an equidigital number, since it uses as much as digits as its factorization.

655419059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243000, while the sum is 44.

The square root of 655419059 is about 25601.1534701076. The cubic root of 655419059 is about 868.6397287776.

The spelling of 655419059 in words is "six hundred fifty-five million, four hundred nineteen thousand, fifty-nine".