2444002123 has 2 divisors, whose sum is σ = 2444002124. Its totient is φ = 2444002122.

The previous prime is 2444002109. The next prime is 2444002139. The reversal of 2444002123 is 3212004442.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2444002123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2444002094 and 2444002103.

It is not a weakly prime, because it can be changed into another prime (2444002153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1222001061 + 1222001062.

It is an arithmetic number, because the mean of its divisors is an integer number (1222001062).

Almost surely, 2^2444002123 is an apocalyptic number.

2444002123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2444002123 is an equidigital number, since it uses as much as digits as its factorization.

2444002123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2444002123 is about 49436.8498490751. The cubic root of 2444002123 is about 1346.9987507399.

Adding to 2444002123 its reverse (3212004442), we get a palindrome (5656006565).

The spelling of 2444002123 in words is "two billion, four hundred forty-four million, two thousand, one hundred twenty-three".