3820415803 has 2 divisors, whose sum is σ = 3820415804. Its totient is φ = 3820415802.

The previous prime is 3820415779. The next prime is 3820415813. The reversal of 3820415803 is 3085140283.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3820415803 - 2⁵ = 3820415771 is a prime.

It is not a weakly prime, because it can be changed into another prime (3820415813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1910207901 + 1910207902.

It is an arithmetic number, because the mean of its divisors is an integer number (1910207902).

Almost surely, 2^3820415803 is an apocalyptic number.

3820415803 is a deficient number, since it is larger than the sum of its proper divisors (1).

3820415803 is an equidigital number, since it uses as much as digits as its factorization.

3820415803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 3820415803 is about 61809.5122371953. The cubic root of 3820415803 is about 1563.2803811481.

The spelling of 3820415803 in words is "three billion, eight hundred twenty million, four hundred fifteen thousand, eight hundred three".