1304134311 has 16 divisors (see below), whose sum is σ = 1871317728. Its totient is φ = 804864000.

The previous prime is 1304134309. The next prime is 1304134343. The reversal of 1304134311 is 1134314031.

It is not a de Polignac number, because 1304134311 - 2¹ = 1304134309 is a prime.

It is a super-2 number, since 2×1304134311² = 3401532602254889442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304134411) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 206490 + ... + 212711.

It is an arithmetic number, because the mean of its divisors is an integer number (116957358).

Almost surely, 2^1304134311 is an apocalyptic number.

1304134311 is a deficient number, since it is larger than the sum of its proper divisors (567183417).

1304134311 is a wasteful number, since it uses less digits than its factorization.

1304134311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419282.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1304134311 is about 36112.7998222237. The cubic root of 1304134311 is about 1092.5486222375.

Adding to 1304134311 its reverse (1134314031), we get a palindrome (2438448342).

The spelling of 1304134311 in words is "one billion, three hundred four million, one hundred thirty-four thousand, three hundred eleven".