1382268515 has 4 divisors (see below), whose sum is σ = 1658722224. Its totient is φ = 1105814808.

The previous prime is 1382268493. The next prime is 1382268529. The reversal of 1382268515 is 5158622831.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1382268515 - 2¹⁶ = 1382202979 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138226847 + ... + 138226856.

It is an arithmetic number, because the mean of its divisors is an integer number (414680556).

Almost surely, 2^1382268515 is an apocalyptic number.

1382268515 is a deficient number, since it is larger than the sum of its proper divisors (276453709).

1382268515 is an equidigital number, since it uses as much as digits as its factorization.

1382268515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276453708.

The product of its digits is 115200, while the sum is 41.

The square root of 1382268515 is about 37178.8718898247. The cubic root of 1382268515 is about 1113.9460007003.

The spelling of 1382268515 in words is "one billion, three hundred eighty-two million, two hundred sixty-eight thousand, five hundred fifteen".