1003090 has 24 divisors (see below), whose sum is σ = 1987020. Its totient is φ = 364320.

The previous prime is 1003087. The next prime is 1003091. The reversal of 1003090 is 903001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1002001 + 1089 = 1001^2 + 33^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1003090.

It is not an unprimeable number, because it can be changed into a prime (1003091) 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 11 ways as a sum of consecutive naturals, for example, 796 + ... + 1624.

2^1003090 is an apocalyptic number.

1003090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1003090 is a deficient number, since it is larger than the sum of its proper divisors (983930).

1003090 is a wasteful number, since it uses less digits than its factorization.

1003090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 1003090 is about 1001.5438083279. The cubic root of 1003090 is about 100.1028940917.

Adding to 1003090 its reverse (903001), we get a palindrome (1906091).

The spelling of 1003090 in words is "one million, three thousand, ninety".