1123718424667 has 4 divisors (see below), whose sum is σ = 1123759121056. Its totient is φ = 1123677728280.

The previous prime is 1123718424629. The next prime is 1123718424701. The reversal of 1123718424667 is 7664248173211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1123718424667 - 2¹⁹ = 1123717900379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123718424467) 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 3 ways as a sum of consecutive naturals, for example, 20306748 + ... + 20362009.

It is an arithmetic number, because the mean of its divisors is an integer number (280939780264).

Almost surely, 2^{1123718424667} is an apocalyptic number.

1123718424667 is a deficient number, since it is larger than the sum of its proper divisors (40696389).

1123718424667 is an equidigital number, since it uses as much as digits as its factorization.

1123718424667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40696388.

The product of its digits is 2709504, while the sum is 52.

The spelling of 1123718424667 in words is "one trillion, one hundred twenty-three billion, seven hundred eighteen million, four hundred twenty-four thousand, six hundred sixty-seven".