1001485 has 4 divisors (see below), whose sum is σ = 1201788. Its totient is φ = 801184.

The previous prime is 1001467. The next prime is 1001491. The reversal of 1001485 is 5841001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 594441 + 407044 = 771^2 + 638^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001485 - 2⁹ = 1000973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100144 + ... + 100153.

It is an arithmetic number, because the mean of its divisors is an integer number (300447).

2^1001485 is an apocalyptic number.

It is an amenable number.

1001485 is a deficient number, since it is larger than the sum of its proper divisors (200303).

1001485 is an equidigital number, since it uses as much as digits as its factorization.

1001485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200302.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1001485 is about 1000.7422245514. The cubic root of 1001485 is about 100.0494755177.

Adding to 1001485 its reverse (5841001), we get a palindrome (6842486).

The spelling of 1001485 in words is "one million, one thousand, four hundred eighty-five".