1023275 has 18 divisors (see below), whose sum is σ = 1407276. Its totient is φ = 732000.

The previous prime is 1023263. The next prime is 1023277. The reversal of 1023275 is 5723201.

It is not a de Polignac number, because 1023275 - 2⁴ = 1023259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1023277) 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 17 ways as a sum of consecutive naturals, for example, 16745 + ... + 16805.

It is an arithmetic number, because the mean of its divisors is an integer number (78182).

2^1023275 is an apocalyptic number.

1023275 is a deficient number, since it is larger than the sum of its proper divisors (384001).

1023275 is an equidigital number, since it uses as much as digits as its factorization.

1023275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 77 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 1023275 is about 1011.5705610584. The cubic root of 1023275 is about 100.7698908035.

Adding to 1023275 its reverse (5723201), we get a palindrome (6746476).

The spelling of 1023275 in words is "one million, twenty-three thousand, two hundred seventy-five".