1643002483 has 2 divisors, whose sum is σ = 1643002484. Its totient is φ = 1643002482.

The previous prime is 1643002457. The next prime is 1643002507. The reversal of 1643002483 is 3842003461.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1643002483 is a prime.

It is not a weakly prime, because it can be changed into another prime (1643002423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 821501241 + 821501242.

It is an arithmetic number, because the mean of its divisors is an integer number (821501242).

Almost surely, 2^1643002483 is an apocalyptic number.

1643002483 is a deficient number, since it is larger than the sum of its proper divisors (1).

1643002483 is an equidigital number, since it uses as much as digits as its factorization.

1643002483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 1643002483 is about 40533.9670276671. The cubic root of 1643002483 is about 1179.9929337411.

The spelling of 1643002483 in words is "one billion, six hundred forty-three million, two thousand, four hundred eighty-three".