1275162 has 32 divisors (see below), whose sum is σ = 2954112. Its totient is φ = 359424.

The previous prime is 1275133. The next prime is 1275173. The reversal of 1275162 is 2615721.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3918 + ... + 4230.

It is an arithmetic number, because the mean of its divisors is an integer number (92316).

2^1275162 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1275162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1477056).

1275162 is an abundant number, since it is smaller than the sum of its proper divisors (1678950).

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

1275162 is a wasteful number, since it uses less digits than its factorization.

1275162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422.

The product of its digits is 840, while the sum is 24.

The square root of 1275162 is about 1129.2307115909. The cubic root of 1275162 is about 108.4397366153.

The spelling of 1275162 in words is "one million, two hundred seventy-five thousand, one hundred sixty-two".