4243025123 has 4 divisors (see below), whose sum is σ = 4255616040. Its totient is φ = 4230434208.

The previous prime is 4243025113. The next prime is 4243025167. The reversal of 4243025123 is 3215203424.

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 4243025123 - 2¹⁶ = 4242959587 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4243025092 and 4243025101.

It is not an unprimeable number, because it can be changed into a prime (4243025113) 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, 6294953 + ... + 6295626.

It is an arithmetic number, because the mean of its divisors is an integer number (1063904010).

Almost surely, 2^4243025123 is an apocalyptic number.

4243025123 is a deficient number, since it is larger than the sum of its proper divisors (12590917).

4243025123 is a wasteful number, since it uses less digits than its factorization.

4243025123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12590916.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 4243025123 is about 65138.5072211515. The cubic root of 4243025123 is about 1618.9193019647.

Adding to 4243025123 its reverse (3215203424), we get a palindrome (7458228547).

The spelling of 4243025123 in words is "four billion, two hundred forty-three million, twenty-five thousand, one hundred twenty-three".