3804728161387 has 2 divisors, whose sum is σ = 3804728161388. Its totient is φ = 3804728161386.

The previous prime is 3804728161327. The next prime is 3804728161427. The reversal of 3804728161387 is 7831618274083.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3804728161387 is a prime.

It is not a weakly prime, because it can be changed into another prime (3804728161327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1902364080693 + 1902364080694.

It is an arithmetic number, because the mean of its divisors is an integer number (1902364080694).

Almost surely, 2^{3804728161387} is an apocalyptic number.

3804728161387 is a deficient number, since it is larger than the sum of its proper divisors (1).

3804728161387 is an equidigital number, since it uses as much as digits as its factorization.

3804728161387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10838016, while the sum is 58.

The spelling of 3804728161387 in words is "three trillion, eight hundred four billion, seven hundred twenty-eight million, one hundred sixty-one thousand, three hundred eighty-seven".