1004936665 has 8 divisors (see below), whose sum is σ = 1206240840. Its totient is φ = 803738112.

The previous prime is 1004936659. The next prime is 1004936671. The reversal of 1004936665 is 5666394001.

It is an interprime number because it is at equal distance from previous prime (1004936659) and next prime (1004936671).

It can be written as a sum of positive squares in 4 ways, for example, as 134745664 + 870191001 = 11608^2 + 29499^2 .

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 1004936665 - 2⁵ = 1004936633 is a prime.

It is a super-2 number, since 2×1004936665² = 2019795401322644450, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3694 + ... + 44983.

It is an arithmetic number, because the mean of its divisors is an integer number (150780105).

Almost surely, 2^1004936665 is an apocalyptic number.

It is an amenable number.

1004936665 is a deficient number, since it is larger than the sum of its proper divisors (201304175).

1004936665 is an equidigital number, since it uses as much as digits as its factorization.

1004936665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52811.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 1004936665 is about 31700.7360324646. The cubic root of 1004936665 is about 1001.6428545509.

The spelling of 1004936665 in words is "one billion, four million, nine hundred thirty-six thousand, six hundred sixty-five".