258803953 has 2 divisors, whose sum is σ = 258803954. Its totient is φ = 258803952.

The previous prime is 258803947. The next prime is 258803969. The reversal of 258803953 is 359308852.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241398369 + 17405584 = 15537^2 + 4172^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-258803953 is a prime.

It is not a weakly prime, because it can be changed into another prime (258801953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129401976 + 129401977.

It is an arithmetic number, because the mean of its divisors is an integer number (129401977).

Almost surely, 2^258803953 is an apocalyptic number.

It is an amenable number.

258803953 is a deficient number, since it is larger than the sum of its proper divisors (1).

258803953 is an equidigital number, since it uses as much as digits as its factorization.

258803953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 258803953 is about 16087.3849024632. The cubic root of 258803953 is about 637.2702362054.

The spelling of 258803953 in words is "two hundred fifty-eight million, eight hundred three thousand, nine hundred fifty-three".