1122345566789 has 8 divisors (see below), whose sum is σ = 1135431846720. Its totient is φ = 1109314620736.

The previous prime is 1122345566767. The next prime is 1122345566821. The reversal of 1122345566789 is 9876655432211.

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 1122345566789 - 2²⁸ = 1122077131333 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122345569789) 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, 13792667 + ... + 13873800.

It is an arithmetic number, because the mean of its divisors is an integer number (141928980840).

Almost surely, 2^{1122345566789} is an apocalyptic number.

It is an amenable number.

1122345566789 is a deficient number, since it is larger than the sum of its proper divisors (13086279931).

1122345566789 is a wasteful number, since it uses less digits than its factorization.

1122345566789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27666939.

The product of its digits is 21772800, while the sum is 59.

The spelling of 1122345566789 in words is "one trillion, one hundred twenty-two billion, three hundred forty-five million, five hundred sixty-six thousand, seven hundred eighty-nine".