1481881963 has 2 divisors, whose sum is σ = 1481881964. Its totient is φ = 1481881962.

The previous prime is 1481881949. The next prime is 1481881997. The reversal of 1481881963 is 3691881841.

It is a weak prime.

It is an emirp because it is prime and its reverse (3691881841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1481881963 - 2⁹ = 1481881451 is a prime.

It is not a weakly prime, because it can be changed into another prime (1481881903) 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, 740940981 + 740940982.

It is an arithmetic number, because the mean of its divisors is an integer number (740940982).

Almost surely, 2^1481881963 is an apocalyptic number.

1481881963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481881963 is an equidigital number, since it uses as much as digits as its factorization.

1481881963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 49.

The square root of 1481881963 is about 38495.2200019691. The cubic root of 1481881963 is about 1140.0866772610.

The spelling of 1481881963 in words is "one billion, four hundred eighty-one million, eight hundred eighty-one thousand, nine hundred sixty-three".