1123445622345 has 8 divisors (see below), whose sum is σ = 1797512995776. Its totient is φ = 599170998576.

The previous prime is 1123445622337. The next prime is 1123445622347. The reversal of 1123445622345 is 5432265443211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1123445622345 - 2³ = 1123445622337 is a prime.

It is a super-2 number, since 2×1123445622345² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123445622297 and 1123445622306.

It is not an unprimeable number, because it can be changed into a prime (1123445622347) 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, 37448187397 + ... + 37448187426.

It is an arithmetic number, because the mean of its divisors is an integer number (224689124472).

Almost surely, 2^{1123445622345} is an apocalyptic number.

1123445622345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1123445622345 is a deficient number, since it is larger than the sum of its proper divisors (674067373431).

1123445622345 is an equidigital number, since it uses as much as digits as its factorization.

1123445622345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74896374831.

The product of its digits is 691200, while the sum is 42.

The spelling of 1123445622345 in words is "one trillion, one hundred twenty-three billion, four hundred forty-five million, six hundred twenty-two thousand, three hundred forty-five".