1304013203 has 8 divisors (see below), whose sum is σ = 1389193488. Its totient is φ = 1219774464.

The previous prime is 1304013197. The next prime is 1304013209. The reversal of 1304013203 is 3023104031.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1304013197) and next prime (1304013209).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1304013203 - 2²⁴ = 1287235987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (1304013209) 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 7 ways as a sum of consecutive naturals, for example, 232526 + ... + 238067.

It is an arithmetic number, because the mean of its divisors is an integer number (173649186).

Almost surely, 2^1304013203 is an apocalyptic number.

1304013203 is a deficient number, since it is larger than the sum of its proper divisors (85180285).

1304013203 is a wasteful number, since it uses less digits than its factorization.

1304013203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470773.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1304013203 is about 36111.1229817075. The cubic root of 1304013203 is about 1092.5148014688.

Adding to 1304013203 its reverse (3023104031), we get a palindrome (4327117234).

The spelling of 1304013203 in words is "one billion, three hundred four million, thirteen thousand, two hundred three".