561327259 has 8 divisors (see below), whose sum is σ = 601564320. Its totient is φ = 522409536.

The previous prime is 561327229. The next prime is 561327313. The reversal of 561327259 is 952723165.

561327259 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 561327259 - 2⁵ = 561327227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (561327229) 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, 328954 + ... + 330655.

It is an arithmetic number, because the mean of its divisors is an integer number (75195540).

Almost surely, 2^561327259 is an apocalyptic number.

561327259 is a deficient number, since it is larger than the sum of its proper divisors (40237061).

561327259 is a wasteful number, since it uses less digits than its factorization.

561327259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659669.

The product of its digits is 113400, while the sum is 40.

The square root of 561327259 is about 23692.3460003437. The cubic root of 561327259 is about 824.9077381980.

The spelling of 561327259 in words is "five hundred sixty-one million, three hundred twenty-seven thousand, two hundred fifty-nine".