1010263005 has 12 divisors (see below), whose sum is σ = 1751122620. Its totient is φ = 538806912.

The previous prime is 1010262997. The next prime is 1010263049. The reversal of 1010263005 is 5003620101.

It can be written as a sum of positive squares in 2 ways, for example, as 132089049 + 878173956 = 11493^2 + 29634^2 .

It is not a de Polignac number, because 1010263005 - 2³ = 1010262997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11225100 + ... + 11225189.

It is an arithmetic number, because the mean of its divisors is an integer number (145926885).

Almost surely, 2^1010263005 is an apocalyptic number.

1010263005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1010263005 is a deficient number, since it is larger than the sum of its proper divisors (740859615).

1010263005 is a wasteful number, since it uses less digits than its factorization.

1010263005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22450300 (or 22450297 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1010263005 is about 31784.6347312660. The cubic root of 1010263005 is about 1003.4093646892.

Adding to 1010263005 its reverse (5003620101), we get a palindrome (6013883106).

The spelling of 1010263005 in words is "one billion, ten million, two hundred sixty-three thousand, five".