1630463603 has 2 divisors, whose sum is σ = 1630463604. Its totient is φ = 1630463602.

The previous prime is 1630463599. The next prime is 1630463657. The reversal of 1630463603 is 3063640361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1630463603 - 2² = 1630463599 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1630463603.

It is not a weakly prime, because it can be changed into another prime (1630463803) 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 as a sum of consecutive naturals, namely, 815231801 + 815231802.

It is an arithmetic number, because the mean of its divisors is an integer number (815231802).

Almost surely, 2^1630463603 is an apocalyptic number.

1630463603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1630463603 is an equidigital number, since it uses as much as digits as its factorization.

1630463603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 32.

The square root of 1630463603 is about 40378.9995294584. Note that the first 3 decimals coincide. The cubic root of 1630463603 is about 1176.9834862422.

The spelling of 1630463603 in words is "one billion, six hundred thirty million, four hundred sixty-three thousand, six hundred three".