1026045 has 18 divisors (see below), whose sum is σ = 1790334. Its totient is φ = 543600.

The previous prime is 1026043. The next prime is 1026061. The reversal of 1026045 is 5406201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 820836 + 205209 = 906^2 + 453^2 .

It is not a de Polignac number, because 1026045 - 2¹ = 1026043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026041) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6720 + ... + 6870.

It is an arithmetic number, because the mean of its divisors is an integer number (99463).

2^1026045 is an apocalyptic number.

1026045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1026045 is a deficient number, since it is larger than the sum of its proper divisors (764289).

1026045 is an equidigital number, since it uses as much as digits as its factorization.

1026045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1026045 is about 1012.9387938074. The cubic root of 1026045 is about 100.8607367330.

The spelling of 1026045 in words is "one million, twenty-six thousand, forty-five".