1630483873 has 2 divisors, whose sum is σ = 1630483874. Its totient is φ = 1630483872.

The previous prime is 1630483769. The next prime is 1630483903. The reversal of 1630483873 is 3783840361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1312467984 + 318015889 = 36228^2 + 17833^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1630483873 is a prime.

It is a super-2 number, since 2×1630483873² = 5316955320226160258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1630483373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 815241936 + 815241937.

It is an arithmetic number, because the mean of its divisors is an integer number (815241937).

Almost surely, 2^1630483873 is an apocalyptic number.

It is an amenable number.

1630483873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1630483873 is an equidigital number, since it uses as much as digits as its factorization.

1630483873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 1630483873 is about 40379.2505254865. The cubic root of 1630483873 is about 1176.9883636599.

The spelling of 1630483873 in words is "one billion, six hundred thirty million, four hundred eighty-three thousand, eight hundred seventy-three".