1485636481 has 16 divisors (see below), whose sum is σ = 1737759744. Its totient is φ = 1243704384.

The previous prime is 1485636457. The next prime is 1485636487. The reversal of 1485636481 is 1846365841.

It is a cyclic number.

It is not a de Polignac number, because 1485636481 - 2¹¹ = 1485634433 is a prime.

It is a super-2 number, since 2×1485636481² = 4414231507356126722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1485636487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73755 + ... + 91711.

It is an arithmetic number, because the mean of its divisors is an integer number (108609984).

Almost surely, 2^1485636481 is an apocalyptic number.

It is an amenable number.

1485636481 is a deficient number, since it is larger than the sum of its proper divisors (252123263).

1485636481 is a wasteful number, since it uses less digits than its factorization.

1485636481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18240.

The product of its digits is 552960, while the sum is 46.

The square root of 1485636481 is about 38543.9551810657. The cubic root of 1485636481 is about 1141.0487120501.

The spelling of 1485636481 in words is "one billion, four hundred eighty-five million, six hundred thirty-six thousand, four hundred eighty-one".