5321155412 has 12 divisors (see below), whose sum is σ = 9315380340. Its totient is φ = 2659618176.

The previous prime is 5321155381. The next prime is 5321155429. The reversal of 5321155412 is 2145511235.

It can be written as a sum of positive squares in 2 ways, for example, as 1429142416 + 3892012996 = 37804^2 + 62386^2 .

It is a congruent number.

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, 227333 + ... + 249644.

It is an arithmetic number, because the mean of its divisors is an integer number (776281695).

Almost surely, 2^5321155412 is an apocalyptic number.

It is an amenable number.

5321155412 is a deficient number, since it is larger than the sum of its proper divisors (3994224928).

5321155412 is a wasteful number, since it uses less digits than its factorization.

5321155412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479770 (or 479768 counting only the distinct ones).

The product of its digits is 6000, while the sum is 29.

The square root of 5321155412 is about 72946.2501572219. The cubic root of 5321155412 is about 1745.8301167775.

Adding to 5321155412 its reverse (2145511235), we get a palindrome (7466666647).

The spelling of 5321155412 in words is "five billion, three hundred twenty-one million, one hundred fifty-five thousand, four hundred twelve".