1304016193 has 8 divisors (see below), whose sum is σ = 1336706280. Its totient is φ = 1271368320.

The previous prime is 1304016191. The next prime is 1304016221. The reversal of 1304016193 is 3916104031.

It can be written as a sum of positive squares in 4 ways, for example, as 358269184 + 945747009 = 18928^2 + 30753^2 .

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 1304016193 - 2¹ = 1304016191 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1304016191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57403 + ... + 76831.

It is an arithmetic number, because the mean of its divisors is an integer number (167088285).

Almost surely, 2^1304016193 is an apocalyptic number.

It is an amenable number.

1304016193 is a deficient number, since it is larger than the sum of its proper divisors (32690087).

1304016193 is a wasteful number, since it uses less digits than its factorization.

1304016193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21107.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 1304016193 is about 36111.1643816701. The cubic root of 1304016193 is about 1092.5156364851.

The spelling of 1304016193 in words is "one billion, three hundred four million, sixteen thousand, one hundred ninety-three".