2544201123 has 4 divisors (see below), whose sum is σ = 3392268168. Its totient is φ = 1696134080.

The previous prime is 2544201119. The next prime is 2544201151. The reversal of 2544201123 is 3211024452.

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 2544201123 - 2² = 2544201119 is a prime.

It is a super-2 number, since 2×2544201123² = 12945918708548922258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2544201093 and 2544201102.

It is not an unprimeable number, because it can be changed into a prime (2544206123) 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, 424033518 + ... + 424033523.

It is an arithmetic number, because the mean of its divisors is an integer number (848067042).

Almost surely, 2^2544201123 is an apocalyptic number.

2544201123 is a deficient number, since it is larger than the sum of its proper divisors (848067045).

2544201123 is an equidigital number, since it uses as much as digits as its factorization.

2544201123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848067044.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2544201123 is about 50440.0745736959. The cubic root of 2544201123 is about 1365.1608129446.

Adding to 2544201123 its reverse (3211024452), we get a palindrome (5755225575).

The spelling of 2544201123 in words is "two billion, five hundred forty-four million, two hundred one thousand, one hundred twenty-three".