259041909 has 8 divisors (see below), whose sum is σ = 394730560. Its totient is φ = 148023936.

The previous prime is 259041907. The next prime is 259041917. The reversal of 259041909 is 909140952.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 259041909 - 2¹ = 259041907 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259041901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6167644 + ... + 6167685.

It is an arithmetic number, because the mean of its divisors is an integer number (49341320).

Almost surely, 2^259041909 is an apocalyptic number.

It is an amenable number.

259041909 is a deficient number, since it is larger than the sum of its proper divisors (135688651).

259041909 is a wasteful number, since it uses less digits than its factorization.

259041909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12335339.

The product of its (nonzero) digits is 29160, while the sum is 39.

The square root of 259041909 is about 16094.7789360401. The cubic root of 259041909 is about 637.4654880202.

The spelling of 259041909 in words is "two hundred fifty-nine million, forty-one thousand, nine hundred nine".