1314215552 has 32 divisors (see below), whose sum is σ = 2819564580. Its totient is φ = 606560256.

The previous prime is 1314215527. The next prime is 1314215557. The reversal of 1314215552 is 2555124131.

It can be written as a sum of positive squares in 2 ways, for example, as 1148938816 + 165276736 = 33896^2 + 12856^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (1314215557) by changing a digit.

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, 393233 + ... + 396560.

Almost surely, 2^1314215552 is an apocalyptic number.

It is an amenable number.

1314215552 is an abundant number, since it is smaller than the sum of its proper divisors (1505349028).

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

1314215552 is an equidigital number, since it uses as much as digits as its factorization.

1314215552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789820 (or 789808 counting only the distinct ones).

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

The square root of 1314215552 is about 36252.1110006024. Note that the first 3 decimals coincide. The cubic root of 1314215552 is about 1095.3566117456.

Adding to 1314215552 its reverse (2555124131), we get a palindrome (3869339683).

The spelling of 1314215552 in words is "one billion, three hundred fourteen million, two hundred fifteen thousand, five hundred fifty-two".