1450021305 has 16 divisors (see below), whose sum is σ = 2382738624. Its totient is φ = 752443200.

The previous prime is 1450021297. The next prime is 1450021319. The reversal of 1450021305 is 5031200541.

It is not a de Polignac number, because 1450021305 - 2³ = 1450021297 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1305771 + ... + 1306880.

It is an arithmetic number, because the mean of its divisors is an integer number (148921164).

Almost surely, 2^1450021305 is an apocalyptic number.

1450021305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1450021305 is a deficient number, since it is larger than the sum of its proper divisors (932717319).

1450021305 is a wasteful number, since it uses less digits than its factorization.

1450021305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2612696.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1450021305 is about 38079.1452766472. The cubic root of 1450021305 is about 1131.8567394047.

Adding to 1450021305 its reverse (5031200541), we get a palindrome (6481221846).

The spelling of 1450021305 in words is "one billion, four hundred fifty million, twenty-one thousand, three hundred five".