1315375328 has 12 divisors (see below), whose sum is σ = 2589645240. Its totient is φ = 657687648.

The previous prime is 1315375319. The next prime is 1315375351. The reversal of 1315375328 is 8235735131.

It is a super-2 number, since 2×1315375328² = 3460424507022215168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1315375291 and 1315375300.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 20552708 + ... + 20552771.

It is an arithmetic number, because the mean of its divisors is an integer number (215803770).

Almost surely, 2^1315375328 is an apocalyptic number.

It is an amenable number.

1315375328 is a deficient number, since it is larger than the sum of its proper divisors (1274269912).

1315375328 is an equidigital number, since it uses as much as digits as its factorization.

1315375328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41105489 (or 41105481 counting only the distinct ones).

The product of its digits is 75600, while the sum is 38.

The square root of 1315375328 is about 36268.1034519314. The cubic root of 1315375328 is about 1095.6787290718.

The spelling of 1315375328 in words is "one billion, three hundred fifteen million, three hundred seventy-five thousand, three hundred twenty-eight".