1486450481 has 2 divisors, whose sum is σ = 1486450482. Its totient is φ = 1486450480.

The previous prime is 1486450457. The next prime is 1486450513. The reversal of 1486450481 is 1840546841.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1414963456 + 71487025 = 37616^2 + 8455^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1486450481 is a prime.

It is a super-2 number, since 2×1486450481² = 4419070064930262722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1486450451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743225240 + 743225241.

It is an arithmetic number, because the mean of its divisors is an integer number (743225241).

Almost surely, 2^1486450481 is an apocalyptic number.

It is an amenable number.

1486450481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1486450481 is an equidigital number, since it uses as much as digits as its factorization.

1486450481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122880, while the sum is 41.

The square root of 1486450481 is about 38554.5131080656. The cubic root of 1486450481 is about 1141.2570725920.

The spelling of 1486450481 in words is "one billion, four hundred eighty-six million, four hundred fifty thousand, four hundred eighty-one".