1097020 has 12 divisors (see below), whose sum is σ = 2303784.
Its totient is φ = 438800.
The previous prime is 1097017. The next prime is 1097029. The reversal of 1097020 is 207901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1097029) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 27406 + ... + 27445.
It is an arithmetic number, because the mean of its divisors is an integer number (191982).
21097020 is an apocalyptic number.
1097020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1097020 is an abundant number, since it is smaller than the sum of its proper divisors (1206764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1097020 is a wasteful number, since it uses less digits than its factorization.
1097020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54860 (or 54858 counting only the distinct ones).
The product of its (nonzero) digits is 126, while the sum is 19.
The square root of 1097020 is about 1047.3872254329.
The cubic root of 1097020 is about 103.1347092175.
The spelling of 1097020 in words is "one million, ninety-seven thousand, twenty".