2443245123 has 16 divisors (see below), whose sum is σ = 3556137600. Its totient is φ = 1479785280.

The previous prime is 2443245109. The next prime is 2443245193. The reversal of 2443245123 is 3215423442.

It is not a de Polignac number, because 2443245123 - 2⁴ = 2443245107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2443245193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28663 + ... + 75551.

It is an arithmetic number, because the mean of its divisors is an integer number (222258600).

Almost surely, 2^2443245123 is an apocalyptic number.

2443245123 is a deficient number, since it is larger than the sum of its proper divisors (1112892477).

2443245123 is a wasteful number, since it uses less digits than its factorization.

2443245123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48482.

The product of its digits is 23040, while the sum is 30.

The square root of 2443245123 is about 49429.1930239611. The cubic root of 2443245123 is about 1346.8596642063.

Adding to 2443245123 its reverse (3215423442), we get a palindrome (5658668565).

The spelling of 2443245123 in words is "two billion, four hundred forty-three million, two hundred forty-five thousand, one hundred twenty-three".