1482778481 has 2 divisors, whose sum is σ = 1482778482. Its totient is φ = 1482778480.

The previous prime is 1482778463. The next prime is 1482778511. The reversal of 1482778481 is 1848772841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1472640625 + 10137856 = 38375^2 + 3184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1482778481 is a prime.

It is a super-2 number, since 2×1482778481² = 4397264047433334722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1482771481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 741389240 + 741389241.

It is an arithmetic number, because the mean of its divisors is an integer number (741389241).

Almost surely, 2^1482778481 is an apocalyptic number.

It is an amenable number.

1482778481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1482778481 is an equidigital number, since it uses as much as digits as its factorization.

1482778481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 802816, while the sum is 50.

The square root of 1482778481 is about 38506.8627779517. The cubic root of 1482778481 is about 1140.3165431122.

The spelling of 1482778481 in words is "one billion, four hundred eighty-two million, seven hundred seventy-eight thousand, four hundred eighty-one".