258054893 has 2 divisors, whose sum is σ = 258054894. Its totient is φ = 258054892.

The previous prime is 258054889. The next prime is 258054919. The reversal of 258054893 is 398450852.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228221449 + 29833444 = 15107^2 + 5462^2 .

It is a cyclic number.

It is not a de Polignac number, because 258054893 - 2² = 258054889 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258054803) 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, 129027446 + 129027447.

It is an arithmetic number, because the mean of its divisors is an integer number (129027447).

Almost surely, 2^258054893 is an apocalyptic number.

It is an amenable number.

258054893 is a deficient number, since it is larger than the sum of its proper divisors (1).

258054893 is an equidigital number, since it uses as much as digits as its factorization.

258054893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 258054893 is about 16064.0870577820. The cubic root of 258054893 is about 636.6548219550.

The spelling of 258054893 in words is "two hundred fifty-eight million, fifty-four thousand, eight hundred ninety-three".