It is a de Polignac number, because none of the positive numbers 2k-2305705525 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
Almost surely, 22305705525 is an apocalyptic number.
2305705525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2305705525 is an equidigital number, since it uses as much as digits as its factorization.
2305705525 is an odious number, because the sum of its binary digits is odd.
The square root of 2305705525 is about 48017.7625988550. The cubic root of 2305705525 is about 1321.0967172936.
The spelling of 2305705525 in words is "two billion, three hundred five million, seven hundred five thousand, five hundred twenty-five".