259161121 has 8 divisors (see below), whose sum is σ = 274438080. Its totient is φ = 244047888.

The previous prime is 259161053. The next prime is 259161143. The reversal of 259161121 is 121161952.

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

It is a cyclic number.

It is not a de Polignac number, because 259161121 - 2⁹ = 259160609 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 259161121.

It is not an unprimeable number, because it can be changed into a prime (259161421) 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, 37666 + ... + 44011.

It is an arithmetic number, because the mean of its divisors is an integer number (34304760).

Almost surely, 2^259161121 is an apocalyptic number.

It is an amenable number.

259161121 is a deficient number, since it is larger than the sum of its proper divisors (15276959).

259161121 is a wasteful number, since it uses less digits than its factorization.

259161121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81863.

The product of its digits is 1080, while the sum is 28.

The square root of 259161121 is about 16098.4819470657. The cubic root of 259161121 is about 637.5632609784.

The spelling of 259161121 in words is "two hundred fifty-nine million, one hundred sixty-one thousand, one hundred twenty-one".