1483181993 has 2 divisors, whose sum is σ = 1483181994. Its totient is φ = 1483181992.

The previous prime is 1483181989. The next prime is 1483182023. The reversal of 1483181993 is 3991813841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1278205504 + 204976489 = 35752^2 + 14317^2 .

It is a cyclic number.

It is not a de Polignac number, because 1483181993 - 2² = 1483181989 is a prime.

It is not a weakly prime, because it can be changed into another prime (1483181393) 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, 741590996 + 741590997.

It is an arithmetic number, because the mean of its divisors is an integer number (741590997).

Almost surely, 2^1483181993 is an apocalyptic number.

It is an amenable number.

1483181993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1483181993 is an equidigital number, since it uses as much as digits as its factorization.

1483181993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 47.

The square root of 1483181993 is about 38512.1019031680. The cubic root of 1483181993 is about 1140.4199727394.

The spelling of 1483181993 in words is "one billion, four hundred eighty-three million, one hundred eighty-one thousand, nine hundred ninety-three".