1304000100 has 288 divisors, whose sum is σ = 4573040640. Its totient is φ = 316846080.

The previous prime is 1304000099. The next prime is 1304000107. The reversal of 1304000100 is 10004031.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1304000107) 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 95 ways as a sum of consecutive naturals, for example, 3404509 + ... + 3404891.

Almost surely, 2^1304000100 is an apocalyptic number.

1304000100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1304000100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2286520320).

1304000100 is an abundant number, since it is smaller than the sum of its proper divisors (3269040540).

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

1304000100 is a wasteful number, since it uses less digits than its factorization.

1304000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516 (or 503 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1304000100 is about 36110.9415551575. The cubic root of 1304000100 is about 1092.5111421835.

Adding to 1304000100 its reverse (10004031), we get a palindrome (1314004131).

The spelling of 1304000100 in words is "one billion, three hundred four million, one hundred", and thus it is an aban number.