1328376037 has 4 divisors (see below), whose sum is σ = 1328594400. Its totient is φ = 1328157676.

The previous prime is 1328376029. The next prime is 1328376043. The reversal of 1328376037 is 7306738231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1328376037 - 2³ = 1328376029 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328376437) 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 3 ways as a sum of consecutive naturals, for example, 99787 + ... + 112312.

It is an arithmetic number, because the mean of its divisors is an integer number (332148600).

Almost surely, 2^1328376037 is an apocalyptic number.

It is an amenable number.

1328376037 is a deficient number, since it is larger than the sum of its proper divisors (218363).

1328376037 is an equidigital number, since it uses as much as digits as its factorization.

1328376037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218362.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 1328376037 is about 36446.8933792717. The cubic root of 1328376037 is about 1099.2766696408.

The spelling of 1328376037 in words is "one billion, three hundred twenty-eight million, three hundred seventy-six thousand, thirty-seven".