1329275 has 6 divisors (see below), whose sum is σ = 1648332. Its totient is φ = 1063400.

The previous prime is 1329269. The next prime is 1329277. The reversal of 1329275 is 5729231.

It is not a de Polignac number, because 1329275 - 2¹² = 1325179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1329277) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26561 + ... + 26610.

It is an arithmetic number, because the mean of its divisors is an integer number (274722).

2^1329275 is an apocalyptic number.

1329275 is a deficient number, since it is larger than the sum of its proper divisors (319057).

1329275 is an equidigital number, since it uses as much as digits as its factorization.

1329275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53181 (or 53176 counting only the distinct ones).

The product of its digits is 3780, while the sum is 29.

The square root of 1329275 is about 1152.9418892555. The cubic root of 1329275 is about 109.9524587948.

The spelling of 1329275 in words is "one million, three hundred twenty-nine thousand, two hundred seventy-five".