1001065115 has 8 divisors (see below), whose sum is σ = 1205953920. Its totient is φ = 797734912.

The previous prime is 1001065099. The next prime is 1001065151. The reversal of 1001065115 is 5115601001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1001065115 - 2⁴ = 1001065099 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 388235 + ... + 390804.

It is an arithmetic number, because the mean of its divisors is an integer number (150744240).

Almost surely, 2^1001065115 is an apocalyptic number.

1001065115 is a deficient number, since it is larger than the sum of its proper divisors (204888805).

1001065115 is an equidigital number, since it uses as much as digits as its factorization.

1001065115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779301.

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 1001065115 is about 31639.6130665342. The cubic root of 1001065115 is about 1000.3549123557.

Adding to 1001065115 its reverse (5115601001), we get a palindrome (6116666116).

The spelling of 1001065115 in words is "one billion, one million, sixty-five thousand, one hundred fifteen".