1326642104 has 16 divisors (see below), whose sum is σ = 2554683000. Its totient is φ = 645393312.

The previous prime is 1326642089. The next prime is 1326642133. The reversal of 1326642104 is 4012466231.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 2240654 + ... + 2241245.

Almost surely, 2^1326642104 is an apocalyptic number.

It is an amenable number.

1326642104 is a deficient number, since it is larger than the sum of its proper divisors (1228040896).

1326642104 is a wasteful number, since it uses less digits than its factorization.

1326642104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481942 (or 4481938 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 1326642104 is about 36423.0984953230. The cubic root of 1326642104 is about 1098.7981650667.

The spelling of 1326642104 in words is "one billion, three hundred twenty-six million, six hundred forty-two thousand, one hundred four".