1275393 has 8 divisors (see below), whose sum is σ = 1943488. Its totient is φ = 728784.

The previous prime is 1275361. The next prime is 1275401. The reversal of 1275393 is 3935721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1275393 - 2⁵ = 1275361 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1275393.

It is not an unprimeable number, because it can be changed into a prime (1275193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30346 + ... + 30387.

It is an arithmetic number, because the mean of its divisors is an integer number (242936).

2^1275393 is an apocalyptic number.

It is an amenable number.

1275393 is a deficient number, since it is larger than the sum of its proper divisors (668095).

1275393 is an equidigital number, since it uses as much as digits as its factorization.

1275393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60743.

The product of its digits is 5670, while the sum is 30.

The square root of 1275393 is about 1129.3329889807. The cubic root of 1275393 is about 108.4462842975.

The spelling of 1275393 in words is "one million, two hundred seventy-five thousand, three hundred ninety-three".