8003603801 has 2 divisors, whose sum is σ = 8003603802. Its totient is φ = 8003603800.

The previous prime is 8003603789. The next prime is 8003603807. The reversal of 8003603801 is 1083063008.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5103673600 + 2899930201 = 71440^2 + 53851^2 .

It is a cyclic number.

It is not a de Polignac number, because 8003603801 - 2¹⁸ = 8003341657 is a prime.

It is not a weakly prime, because it can be changed into another prime (8003603807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4001801900 + 4001801901.

It is an arithmetic number, because the mean of its divisors is an integer number (4001801901).

Almost surely, 2^8003603801 is an apocalyptic number.

It is an amenable number.

8003603801 is a deficient number, since it is larger than the sum of its proper divisors (1).

8003603801 is an equidigital number, since it uses as much as digits as its factorization.

8003603801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 8003603801 is about 89462.8626917337. The cubic root of 8003603801 is about 2000.3002716662.

Adding to 8003603801 its reverse (1083063008), we get a palindrome (9086666809).

The spelling of 8003603801 in words is "eight billion, three million, six hundred three thousand, eight hundred one".