1326384087 has 16 divisors (see below), whose sum is σ = 2062406400. Its totient is φ = 757933176.

The previous prime is 1326384043. The next prime is 1326384089. The reversal of 1326384087 is 7804836231.

It is not a de Polignac number, because 1326384087 - 2⁶ = 1326384023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326384089) 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 in 15 ways as a sum of consecutive naturals, for example, 643473 + ... + 645530.

It is an arithmetic number, because the mean of its divisors is an integer number (128900400).

Almost surely, 2^1326384087 is an apocalyptic number.

1326384087 is a deficient number, since it is larger than the sum of its proper divisors (736022313).

1326384087 is an equidigital number, since it uses as much as digits as its factorization.

1326384087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1289027 (or 1289013 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 1326384087 is about 36419.5563811532. The cubic root of 1326384087 is about 1098.7269258111.

The spelling of 1326384087 in words is "one billion, three hundred twenty-six million, three hundred eighty-four thousand, eighty-seven".