1296335004 has 24 divisors (see below), whose sum is σ = 3035950848. Its totient is φ = 430516080.

The previous prime is 1296334981. The next prime is 1296335009. The reversal of 1296335004 is 4005336921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1296335009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196062 + ... + 202565.

It is an arithmetic number, because the mean of its divisors is an integer number (126497952).

Almost surely, 2^1296335004 is an apocalyptic number.

It is an amenable number.

1296335004 is an abundant number, since it is smaller than the sum of its proper divisors (1739615844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1296335004 is a wasteful number, since it uses less digits than its factorization.

1296335004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398905 (or 398903 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 1296335004 is about 36004.6525326936. The cubic root of 1296335004 is about 1090.3662893757.

The spelling of 1296335004 in words is "one billion, two hundred ninety-six million, three hundred thirty-five thousand, four".