1310252224 has 28 divisors (see below), whose sum is σ = 2713079664. Its totient is φ = 626641664.

The previous prime is 1310252213. The next prime is 1310252239. The reversal of 1310252224 is 4222520131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1310252195 and 1310252204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443587 + ... + 446530.

Almost surely, 2^1310252224 is an apocalyptic number.

It is an amenable number.

1310252224 is an abundant number, since it is smaller than the sum of its proper divisors (1402827440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1310252224 is an equidigital number, since it uses as much as digits as its factorization.

1310252224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890152 (or 890142 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1310252224 is about 36197.4063159227. The cubic root of 1310252224 is about 1094.2544006512.

Adding to 1310252224 its reverse (4222520131), we get a palindrome (5532772355).

The spelling of 1310252224 in words is "one billion, three hundred ten million, two hundred fifty-two thousand, two hundred twenty-four".