2531421412 has 12 divisors (see below), whose sum is σ = 4770755836. Its totient is φ = 1168348320.

The previous prime is 2531421379. The next prime is 2531421427. The reversal of 2531421412 is 2141241352.

2531421412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1617326656 + 914094756 = 40216^2 + 30234^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24340539 + ... + 24340642.

Almost surely, 2^2531421412 is an apocalyptic number.

It is an amenable number.

2531421412 is a deficient number, since it is larger than the sum of its proper divisors (2239334424).

2531421412 is a wasteful number, since it uses less digits than its factorization.

2531421412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48681198 (or 48681196 counting only the distinct ones).

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

The square root of 2531421412 is about 50313.2329710584. The cubic root of 2531421412 is about 1362.8712070186.

Adding to 2531421412 its reverse (2141241352), we get a palindrome (4672662764).

The spelling of 2531421412 in words is "two billion, five hundred thirty-one million, four hundred twenty-one thousand, four hundred twelve".