1005100010 has 16 divisors (see below), whose sum is σ = 1915602696. Its totient is φ = 378390528.

The previous prime is 1005100001. The next prime is 1005100043. The reversal of 1005100010 is 100015001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 949194481 + 55905529 = 30809^2 + 7477^2 .

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 7 ways as a sum of consecutive naturals, for example, 2956007 + ... + 2956346.

Almost surely, 2^1005100010 is an apocalyptic number.

1005100010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1005100010 is a deficient number, since it is larger than the sum of its proper divisors (910502686).

1005100010 is a wasteful number, since it uses less digits than its factorization.

1005100010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5912377.

The product of its (nonzero) digits is 5, while the sum is 8.

The square root of 1005100010 is about 31703.3122875197. The cubic root of 1005100010 is about 1001.6971214826.

Adding to 1005100010 its reverse (100015001), we get a palindrome (1105115011).

The spelling of 1005100010 in words is "one billion, five million, one hundred thousand, ten".