1123005575667 has 4 divisors (see below), whose sum is σ = 1497340767560. Its totient is φ = 748670383776.

The previous prime is 1123005575663. The next prime is 1123005575719. The reversal of 1123005575667 is 7665755003211.

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

It is not a de Polignac number, because 1123005575667 - 2² = 1123005575663 is a prime.

It is a super-2 number, since 2×1123005575667² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123005575663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187167595942 + ... + 187167595947.

It is an arithmetic number, because the mean of its divisors is an integer number (374335191890).

Almost surely, 2^{1123005575667} is an apocalyptic number.

1123005575667 is a deficient number, since it is larger than the sum of its proper divisors (374335191893).

1123005575667 is an equidigital number, since it uses as much as digits as its factorization.

1123005575667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374335191892.

The product of its (nonzero) digits is 1323000, while the sum is 48.

The spelling of 1123005575667 in words is "one trillion, one hundred twenty-three billion, five million, five hundred seventy-five thousand, six hundred sixty-seven".