1065278 has 4 divisors (see below), whose sum is σ = 1597920. Its totient is φ = 532638.

The previous prime is 1065277. The next prime is 1065283. The reversal of 1065278 is 8725601.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1065278² = 2269634434568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1065278.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266318 + ... + 266321.

It is an arithmetic number, because the mean of its divisors is an integer number (399480).

2^1065278 is an apocalyptic number.

1065278 is a deficient number, since it is larger than the sum of its proper divisors (532642).

1065278 is an equidigital number, since it uses as much as digits as its factorization.

1065278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532641.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1065278 is about 1032.1230546790. The cubic root of 1065278 is about 102.1302322152.

The spelling of 1065278 in words is "one million, sixty-five thousand, two hundred seventy-eight".