1002955 has 4 divisors (see below), whose sum is σ = 1203552. Its totient is φ = 802360.

The previous prime is 1002931. The next prime is 1002973. The reversal of 1002955 is 5592001.

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

It is not a de Polignac number, because 1002955 - 2¹¹ = 1000907 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

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, 100291 + ... + 100300.

It is an arithmetic number, because the mean of its divisors is an integer number (300888).

2^1002955 is an apocalyptic number.

1002955 is a deficient number, since it is larger than the sum of its proper divisors (200597).

1002955 is an equidigital number, since it uses as much as digits as its factorization.

1002955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200596.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 1002955 is about 1001.4764101066. The cubic root of 1002955 is about 100.0984031365.

Adding to 1002955 its reverse (5592001), we get a palindrome (6594956).

The spelling of 1002955 in words is "one million, two thousand, nine hundred fifty-five".