1481663 has 2 divisors, whose sum is σ = 1481664. Its totient is φ = 1481662.

The previous prime is 1481611. The next prime is 1481671. The reversal of 1481663 is 3661841.

It is a strong prime.

It is an emirp because it is prime and its reverse (3661841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1481663 - 2¹⁴ = 1465279 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1481603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740831 + 740832.

It is an arithmetic number, because the mean of its divisors is an integer number (740832).

2^1481663 is an apocalyptic number.

1481663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481663 is an equidigital number, since it uses as much as digits as its factorization.

1481663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 29.

The square root of 1481663 is about 1217.2358029568. The cubic root of 1481663 is about 114.0030521395.

The spelling of 1481663 in words is "one million, four hundred eighty-one thousand, six hundred sixty-three".