1275673 has 4 divisors (see below), whose sum is σ = 1457920. Its totient is φ = 1093428.

The previous prime is 1275667. The next prime is 1275683. The reversal of 1275673 is 3765721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1275673 - 2¹³ = 1267481 is a prime.

It is a Duffinian number.

1275673 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1275643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91113 + ... + 91126.

It is an arithmetic number, because the mean of its divisors is an integer number (364480).

2^1275673 is an apocalyptic number.

It is an amenable number.

1275673 is a deficient number, since it is larger than the sum of its proper divisors (182247).

1275673 is an equidigital number, since it uses as much as digits as its factorization.

1275673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182246.

The product of its digits is 8820, while the sum is 31.

The square root of 1275673 is about 1129.4569491574. The cubic root of 1275673 is about 108.4542198222.

The spelling of 1275673 in words is "one million, two hundred seventy-five thousand, six hundred seventy-three".