1630483769 has 2 divisors, whose sum is σ = 1630483770. Its totient is φ = 1630483768.

The previous prime is 1630483747. The next prime is 1630483873. The reversal of 1630483769 is 9673840361.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1609213225 + 21270544 = 40115^2 + 4612^2 .

It is a cyclic number.

It is not a de Polignac number, because 1630483769 - 2¹⁶ = 1630418233 is a prime.

It is a super-2 number, since 2×1630483769² = 5316954641944890722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1630483069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 815241884 + 815241885.

It is an arithmetic number, because the mean of its divisors is an integer number (815241885).

Almost surely, 2^1630483769 is an apocalyptic number.

It is an amenable number.

1630483769 is a deficient number, since it is larger than the sum of its proper divisors (1).

1630483769 is an equidigital number, since it uses as much as digits as its factorization.

1630483769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 1630483769 is about 40379.2492376963. The cubic root of 1630483769 is about 1176.9883386353.

The spelling of 1630483769 in words is "one billion, six hundred thirty million, four hundred eighty-three thousand, seven hundred sixty-nine".