5421315412 has 6 divisors (see below), whose sum is σ = 9487301978. Its totient is φ = 2710657704.

The previous prime is 5421315407. The next prime is 5421315413. The reversal of 5421315412 is 2145131245.

It can be written as a sum of positive squares in only one way, i.e., 5400192196 + 21123216 = 73486^2 + 4596^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5421315413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677664423 + ... + 677664430.

Almost surely, 2^5421315412 is an apocalyptic number.

It is an amenable number.

5421315412 is a deficient number, since it is larger than the sum of its proper divisors (4065986566).

5421315412 is a wasteful number, since it uses less digits than its factorization.

5421315412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355328857 (or 1355328855 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 5421315412 is about 73629.5824516206. The cubic root of 5421315412 is about 1756.7160064411.

Adding to 5421315412 its reverse (2145131245), we get a palindrome (7566446657).

The spelling of 5421315412 in words is "five billion, four hundred twenty-one million, three hundred fifteen thousand, four hundred twelve".