1485445841 has 4 divisors (see below), whose sum is σ = 1620486384. Its totient is φ = 1350405300.

The previous prime is 1485445837. The next prime is 1485445847.

1485445841 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1485445841 - 2² = 1485445837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1485445792 and 1485445801.

It is not an unprimeable number, because it can be changed into a prime (1485445847) 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, 67520255 + ... + 67520276.

It is an arithmetic number, because the mean of its divisors is an integer number (405121596).

Almost surely, 2^1485445841 is an apocalyptic number.

1485445841 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1485445841 is a deficient number, since it is larger than the sum of its proper divisors (135040543).

1485445841 is a wasteful number, since it uses less digits than its factorization.

1485445841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135040542.

The product of its digits is 409600, while the sum is 44.

The square root of 1485445841 is about 38541.4820809994. The cubic root of 1485445841 is about 1140.9999027049. Note that the first 4 decimals are identical.

The spelling of 1485445841 in words is "one billion, four hundred eighty-five million, four hundred forty-five thousand, eight hundred forty-one".