2112435425 has 6 divisors (see below), whose sum is σ = 2619419958. Its totient is φ = 1689948320.

The previous prime is 2112435397. The next prime is 2112435427. The reversal of 2112435425 is 5245342112.

It can be written as a sum of positive squares in 3 ways, for example, as 21904 + 2112413521 = 148^2 + 45961^2 .

It is not a de Polignac number, because 2112435425 - 2²⁴ = 2095658209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112435427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42248684 + ... + 42248733.

It is an arithmetic number, because the mean of its divisors is an integer number (436569993).

Almost surely, 2^2112435425 is an apocalyptic number.

2112435425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2112435425 is a deficient number, since it is larger than the sum of its proper divisors (506984533).

2112435425 is an equidigital number, since it uses as much as digits as its factorization.

2112435425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84497427 (or 84497422 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The square root of 2112435425 is about 45961.2382883664. The cubic root of 2112435425 is about 1283.1018976970.

Adding to 2112435425 its reverse (5245342112), we get a palindrome (7357777537).

The spelling of 2112435425 in words is "two billion, one hundred twelve million, four hundred thirty-five thousand, four hundred twenty-five".