259117005 has 32 divisors (see below), whose sum is σ = 477298944. Its totient is φ = 117582336.

The previous prime is 259116983. The next prime is 259117013. The reversal of 259117005 is 500711952.

It is not a de Polignac number, because 259117005 - 2¹⁰ = 259115981 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5379 + ... + 23391.

It is an arithmetic number, because the mean of its divisors is an integer number (14915592).

Almost surely, 2^259117005 is an apocalyptic number.

It is an amenable number.

259117005 is a deficient number, since it is larger than the sum of its proper divisors (218181939).

259117005 is a wasteful number, since it uses less digits than its factorization.

259117005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18165.

The product of its (nonzero) digits is 3150, while the sum is 30.

The square root of 259117005 is about 16097.1116974444. Note that the first 3 decimals coincide. The cubic root of 259117005 is about 637.5270822789.

Adding to 259117005 its reverse (500711952), we get a palindrome (759828957).

The spelling of 259117005 in words is "two hundred fifty-nine million, one hundred seventeen thousand, five".