1004661115 has 4 divisors (see below), whose sum is σ = 1205593344. Its totient is φ = 803728888.

The previous prime is 1004661101. The next prime is 1004661127. The reversal of 1004661115 is 5111664001.

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 1004661115 - 2⁵ = 1004661083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1004661115.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100466107 + ... + 100466116.

It is an arithmetic number, because the mean of its divisors is an integer number (301398336).

Almost surely, 2^1004661115 is an apocalyptic number.

1004661115 is a deficient number, since it is larger than the sum of its proper divisors (200932229).

1004661115 is an equidigital number, since it uses as much as digits as its factorization.

1004661115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200932228.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 1004661115 is about 31696.3896209016. The cubic root of 1004661115 is about 1001.5512972325.

The spelling of 1004661115 in words is "one billion, four million, six hundred sixty-one thousand, one hundred fifteen".