1304034012 has 48 divisors (see below), whose sum is σ = 3410779680. Its totient is φ = 430827264.

The previous prime is 1304033959. The next prime is 1304034019. The reversal of 1304034012 is 2104304031.

It is a super-2 number, since 2×1304034012² = 3401009408905632288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304034019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41223 + ... + 65630.

It is an arithmetic number, because the mean of its divisors is an integer number (71057910).

Almost surely, 2^1304034012 is an apocalyptic number.

1304034012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1304034012 is an abundant number, since it is smaller than the sum of its proper divisors (2106745668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1304034012 is a wasteful number, since it uses less digits than its factorization.

1304034012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106979 (or 106971 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1304034012 is about 36111.4111050787. The cubic root of 1304034012 is about 1092.5206127647.

Adding to 1304034012 its reverse (2104304031), we get a palindrome (3408338043).

The spelling of 1304034012 in words is "one billion, three hundred four million, thirty-four thousand, twelve".