1204134331 has 2 divisors, whose sum is σ = 1204134332. Its totient is φ = 1204134330.

The previous prime is 1204134307. The next prime is 1204134389. The reversal of 1204134331 is 1334314021.

It is a weak prime.

It is an emirp because it is prime and its reverse (1334314021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1204134331 - 2⁵ = 1204134299 is a prime.

It is a super-2 number, since 2×1204134331² = 2899878974185635122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1204134131) 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, 602067165 + 602067166.

It is an arithmetic number, because the mean of its divisors is an integer number (602067166).

Almost surely, 2^1204134331 is an apocalyptic number.

1204134331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204134331 is an equidigital number, since it uses as much as digits as its factorization.

1204134331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1204134331 is about 34700.6387693368. The cubic root of 1204134331 is about 1063.8775543017.

Adding to 1204134331 its reverse (1334314021), we get a palindrome (2538448352).

The spelling of 1204134331 in words is "one billion, two hundred four million, one hundred thirty-four thousand, three hundred thirty-one".