1123353412999 has 8 divisors (see below), whose sum is σ = 1132423110000. Its totient is φ = 1114304121792.

The previous prime is 1123353412967. The next prime is 1123353413041. The reversal of 1123353412999 is 9992143533211.

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 1123353412999 - 2⁵ = 1123353412967 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 (1123353412099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4990894 + ... + 5211115.

It is an arithmetic number, because the mean of its divisors is an integer number (141552888750).

Almost surely, 2^{1123353412999} is an apocalyptic number.

1123353412999 is a deficient number, since it is larger than the sum of its proper divisors (9069697001).

1123353412999 is a wasteful number, since it uses less digits than its factorization.

1123353412999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10202897.

The product of its digits is 1574640, while the sum is 52.

The spelling of 1123353412999 in words is "one trillion, one hundred twenty-three billion, three hundred fifty-three million, four hundred twelve thousand, nine hundred ninety-nine".