1485671443 has 4 divisors (see below), whose sum is σ = 1490742288. Its totient is φ = 1480600600.

The previous prime is 1485671437. The next prime is 1485671477. The reversal of 1485671443 is 3441765841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3441765841 = 313 ⋅10996057.

It is a cyclic number.

It is not a de Polignac number, because 1485671443 - 2²¹ = 1483574291 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1485671443.

It is not an unprimeable number, because it can be changed into a prime (1485671413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2534983 + ... + 2535568.

It is an arithmetic number, because the mean of its divisors is an integer number (372685572).

Almost surely, 2^1485671443 is an apocalyptic number.

1485671443 is a deficient number, since it is larger than the sum of its proper divisors (5070845).

1485671443 is an equidigital number, since it uses as much as digits as its factorization.

1485671443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5070844.

The product of its digits is 322560, while the sum is 43.

The square root of 1485671443 is about 38544.4087125487. The cubic root of 1485671443 is about 1141.0576628786.

The spelling of 1485671443 in words is "one billion, four hundred eighty-five million, six hundred seventy-one thousand, four hundred forty-three".