1223368122559 has 8 divisors (see below), whose sum is σ = 1334616302160. Its totient is φ = 1112125425600.

The previous prime is 1223368122553. The next prime is 1223368122607. The reversal of 1223368122559 is 9552218633221.

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 1223368122559 - 2³ = 1223368122551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223368122551) 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, 896982 + ... + 1803139.

It is an arithmetic number, because the mean of its divisors is an integer number (166827037770).

Almost surely, 2^{1223368122559} is an apocalyptic number.

1223368122559 is a deficient number, since it is larger than the sum of its proper divisors (111248179601).

1223368122559 is a wasteful number, since it uses less digits than its factorization.

1223368122559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2741321.

The product of its digits is 1555200, while the sum is 49.

The spelling of 1223368122559 in words is "one trillion, two hundred twenty-three billion, three hundred sixty-eight million, one hundred twenty-two thousand, five hundred fifty-nine".