258511063 has 2 divisors, whose sum is σ = 258511064. Its totient is φ = 258511062.

The previous prime is 258510997. The next prime is 258511069. The reversal of 258511063 is 360115852.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-258511063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258511069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129255531 + 129255532.

It is an arithmetic number, because the mean of its divisors is an integer number (129255532).

Almost surely, 2^258511063 is an apocalyptic number.

258511063 is a deficient number, since it is larger than the sum of its proper divisors (1).

258511063 is an equidigital number, since it uses as much as digits as its factorization.

258511063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 258511063 is about 16078.2792300669. The cubic root of 258511063 is about 637.0297445995.

The spelling of 258511063 in words is "two hundred fifty-eight million, five hundred eleven thousand, sixty-three".