2421113425 has 6 divisors (see below), whose sum is σ = 3002180678. Its totient is φ = 1936890720.

The previous prime is 2421113417. The next prime is 2421113447. The reversal of 2421113425 is 5243111242.

It can be written as a sum of positive squares in 3 ways, for example, as 456762384 + 1964351041 = 21372^2 + 44321^2 .

It is not a de Polignac number, because 2421113425 - 2³ = 2421113417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 96844537 = 2421113425 / (2 + 4 + 2 + 1 + 1 + 1 + 3 + 4 + 2 + 5).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2421113425.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48422244 + ... + 48422293.

Almost surely, 2^2421113425 is an apocalyptic number.

2421113425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2421113425 is a deficient number, since it is larger than the sum of its proper divisors (581067253).

2421113425 is an equidigital number, since it uses as much as digits as its factorization.

2421113425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96844547 (or 96844542 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 2421113425 is about 49204.8109944546. The cubic root of 2421113425 is about 1342.7805604082.

Adding to 2421113425 its reverse (5243111242), we get a palindrome (7664224667).

It can be divided in two parts, 24211 and 13425, that added together give a square (37636 = 194²).

The spelling of 2421113425 in words is "two billion, four hundred twenty-one million, one hundred thirteen thousand, four hundred twenty-five".