1004313311 has 4 divisors (see below), whose sum is σ = 1031456952. Its totient is φ = 977169672.

The previous prime is 1004313307. The next prime is 1004313313. The reversal of 1004313311 is 1133134001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1133134001 = 29531 ⋅38371.

It is a cyclic number.

It is not a de Polignac number, because 1004313311 - 2² = 1004313307 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 1004313311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004313313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13571765 + ... + 13571838.

It is an arithmetic number, because the mean of its divisors is an integer number (257864238).

Almost surely, 2^1004313311 is an apocalyptic number.

1004313311 is the 16940-th centered heptagonal number.

1004313311 is a deficient number, since it is larger than the sum of its proper divisors (27143641).

1004313311 is an equidigital number, since it uses as much as digits as its factorization.

1004313311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27143640.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1004313311 is about 31690.9026536008. The cubic root of 1004313311 is about 1001.4357080892.

Adding to 1004313311 its reverse (1133134001), we get a palindrome (2137447312).

The spelling of 1004313311 in words is "one billion, four million, three hundred thirteen thousand, three hundred eleven".