1321411232 has 24 divisors (see below), whose sum is σ = 2603525652. Its totient is φ = 660198400.

The previous prime is 1321411123. The next prime is 1321411237. The reversal of 1321411232 is 2321141231.

It can be written as a sum of positive squares in 2 ways, for example, as 1153553296 + 167857936 = 33964^2 + 12956^2 .

It is a super-2 number, since 2×1321411232² = 3492255288111515648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1321411237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28382 + ... + 58722.

Almost surely, 2^1321411232 is an apocalyptic number.

It is an amenable number.

1321411232 is a deficient number, since it is larger than the sum of its proper divisors (1282114420).

1321411232 is a wasteful number, since it uses less digits than its factorization.

1321411232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31712 (or 31704 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 1321411232 is about 36351.2205022060. The cubic root of 1321411232 is about 1097.3520972401.

Adding to 1321411232 its reverse (2321141231), we get a palindrome (3642552463).

The spelling of 1321411232 in words is "one billion, three hundred twenty-one million, four hundred eleven thousand, two hundred thirty-two".