3878997803 has 2 divisors, whose sum is σ = 3878997804. Its totient is φ = 3878997802.

The previous prime is 3878997781. The next prime is 3878997821. The reversal of 3878997803 is 3087998783.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3878997803 - 2⁸ = 3878997547 is a prime.

It is not a weakly prime, because it can be changed into another prime (3878997103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1939498901 + 1939498902.

It is an arithmetic number, because the mean of its divisors is an integer number (1939498902).

Almost surely, 2^3878997803 is an apocalyptic number.

3878997803 is a deficient number, since it is larger than the sum of its proper divisors (1).

3878997803 is an equidigital number, since it uses as much as digits as its factorization.

3878997803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18289152, while the sum is 62.

The square root of 3878997803 is about 62281.6008384499. The cubic root of 3878997803 is about 1571.2302962859.

The spelling of 3878997803 in words is "three billion, eight hundred seventy-eight million, nine hundred ninety-seven thousand, eight hundred three".