259047039 has 4 divisors (see below), whose sum is σ = 345396056. Its totient is φ = 172698024.

The previous prime is 259047031. The next prime is 259047043. The reversal of 259047039 is 930740952.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 259047039 - 2³ = 259047031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 259046988 and 259047006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259047031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43174504 + ... + 43174509.

It is an arithmetic number, because the mean of its divisors is an integer number (86349014).

Almost surely, 2^259047039 is an apocalyptic number.

259047039 is a deficient number, since it is larger than the sum of its proper divisors (86349017).

259047039 is an equidigital number, since it uses as much as digits as its factorization.

259047039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86349016.

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 259047039 is about 16094.9383037028. The cubic root of 259047039 is about 637.4696960605.

The spelling of 259047039 in words is "two hundred fifty-nine million, forty-seven thousand, thirty-nine".