1003122 has 24 divisors (see below), whose sum is σ = 2268864. Its totient is φ = 319704.

The previous prime is 1003111. The next prime is 1003133. The reversal of 1003122 is 2213001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1003111) and next prime (1003133).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 798 + ... + 1625.

It is an arithmetic number, because the mean of its divisors is an integer number (94536).

2^1003122 is an apocalyptic number.

1003122 is an abundant number, since it is smaller than the sum of its proper divisors (1265742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1003122 is a wasteful number, since it uses less digits than its factorization.

1003122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2454 (or 2451 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1003122 is about 1001.5597835377. The cubic root of 1003122 is about 100.1039585554.

Adding to 1003122 its reverse (2213001), we get a palindrome (3216123).

The spelling of 1003122 in words is "one million, three thousand, one hundred twenty-two".