Adding to 1314840 its reverse (484131), we get a palindrome (1798971).
It is a congruent number.
It is an unprimeable number.
21314840 is an apocalyptic number.
1314840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1314840 is a wasteful number, since it uses less digits than its factorization.
1314840 is an odious number, because the sum of its binary digits is odd.
The square root of 1314840 is about 1146.6647286805. The cubic root of 1314840 is about 109.5530070085.
The spelling of 1314840 in words is "one million, three hundred fourteen thousand, eight hundred forty".