It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3506104031 = 29 ⋅120900139.
It is a cyclic number.
It is a Duffinian number.
It is a congruent number.
Almost surely, 21304016053 is an apocalyptic number.
It is an amenable number.
1304016053 is an equidigital number, since it uses as much as digits as its factorization.
1304016053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22102026.
The square root of 1304016053 is about 36111.1624432114. The cubic root of 1304016053 is about 1092.5155973874.
The spelling of 1304016053 in words is "one billion, three hundred four million, sixteen thousand, fifty-three".