1304133997 has 2 divisors, whose sum is σ = 1304133998. Its totient is φ = 1304133996.

The previous prime is 1304133991. The next prime is 1304134019. The reversal of 1304133997 is 7993314031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 939667716 + 364466281 = 30654^2 + 19091^2 .

It is a cyclic number.

It is not a de Polignac number, because 1304133997 - 2¹¹ = 1304131949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1304133991) 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 as a sum of consecutive naturals, namely, 652066998 + 652066999.

It is an arithmetic number, because the mean of its divisors is an integer number (652066999).

Almost surely, 2^1304133997 is an apocalyptic number.

It is an amenable number.

1304133997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304133997 is an equidigital number, since it uses as much as digits as its factorization.

1304133997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 40.

The square root of 1304133997 is about 36112.7954747344. The cubic root of 1304133997 is about 1092.5485345522.

The spelling of 1304133997 in words is "one billion, three hundred four million, one hundred thirty-three thousand, nine hundred ninety-seven".