5311221532 has 24 divisors (see below), whose sum is σ = 9843833664. Its totient is φ = 2498775552.

The previous prime is 5311221529. The next prime is 5311221533. The reversal of 5311221532 is 2351221135.

It is a junction number, because it is equal to n+sod(n) for n = 5311221497 and 5311221506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5311221533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377773 + ... + 391579.

It is an arithmetic number, because the mean of its divisors is an integer number (410159736).

Almost surely, 2^5311221532 is an apocalyptic number.

It is an amenable number.

5311221532 is a deficient number, since it is larger than the sum of its proper divisors (4532612132).

5311221532 is a wasteful number, since it uses less digits than its factorization.

5311221532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19485 (or 19483 counting only the distinct ones).

The product of its digits is 1800, while the sum is 25.

The square root of 5311221532 is about 72878.1279397324. The cubic root of 5311221532 is about 1744.7430301702.

Adding to 5311221532 its reverse (2351221135), we get a palindrome (7662442667).

The spelling of 5311221532 in words is "five billion, three hundred eleven million, two hundred twenty-one thousand, five hundred thirty-two".