1325633236 has 12 divisors (see below), whose sum is σ = 2328115860. Its totient is φ = 660457280.

The previous prime is 1325633233. The next prime is 1325633237. The reversal of 1325633236 is 6323365231.

It can be written as a sum of positive squares in 2 ways, for example, as 986336836 + 339296400 = 31406^2 + 18420^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325633233) 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, 588571 + ... + 590818.

It is an arithmetic number, because the mean of its divisors is an integer number (194009655).

Almost surely, 2^1325633236 is an apocalyptic number.

It is an amenable number.

1325633236 is a deficient number, since it is larger than the sum of its proper divisors (1002482624).

1325633236 is a wasteful number, since it uses less digits than its factorization.

1325633236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179674 (or 1179672 counting only the distinct ones).

The product of its digits is 58320, while the sum is 34.

The square root of 1325633236 is about 36409.2465728144. The cubic root of 1325633236 is about 1098.5195610569.

Adding to 1325633236 its reverse (6323365231), we get a palindrome (7648998467).

The spelling of 1325633236 in words is "one billion, three hundred twenty-five million, six hundred thirty-three thousand, two hundred thirty-six".