565434505121 has 8 divisors (see below), whose sum is σ = 572719029120. Its totient is φ = 558153159408.

The previous prime is 565434505109. The next prime is 565434505147. The reversal of 565434505121 is 121505434565.

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 565434505121 - 2¹⁴ = 565434488737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (565434505151) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 435431 + ... + 1149116.

It is an arithmetic number, because the mean of its divisors is an integer number (71589878640).

Almost surely, 2^565434505121 is an apocalyptic number.

It is an amenable number.

565434505121 is a deficient number, since it is larger than the sum of its proper divisors (7284523999).

565434505121 is a wasteful number, since it uses less digits than its factorization.

565434505121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589143.

The product of its (nonzero) digits is 360000, while the sum is 41.

Adding to 565434505121 its reverse (121505434565), we get a palindrome (686939939686).

The spelling of 565434505121 in words is "five hundred sixty-five billion, four hundred thirty-four million, five hundred five thousand, one hundred twenty-one".