1002050305 has 16 divisors (see below), whose sum is σ = 1213632000. Its totient is φ = 794217600.

The previous prime is 1002050303. The next prime is 1002050321. The reversal of 1002050305 is 5030502001.

It is not a de Polignac number, because 1002050305 - 2¹ = 1002050303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002050303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 416496 + ... + 418894.

It is an arithmetic number, because the mean of its divisors is an integer number (75852000).

Almost surely, 2^1002050305 is an apocalyptic number.

It is an amenable number.

1002050305 is a deficient number, since it is larger than the sum of its proper divisors (211581695).

1002050305 is a wasteful number, since it uses less digits than its factorization.

1002050305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3144.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 1002050305 is about 31655.1781704037. The cubic root of 1002050305 is about 1000.6829684479.

Adding to 1002050305 its reverse (5030502001), we get a palindrome (6032552306).

The spelling of 1002050305 in words is "one billion, two million, fifty thousand, three hundred five".