1010500609 has 2 divisors, whose sum is σ = 1010500610. Its totient is φ = 1010500608.

The previous prime is 1010500591. The next prime is 1010500643. The reversal of 1010500609 is 9060050101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1007427600 + 3073009 = 31740^2 + 1753^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010500609 - 2¹⁵ = 1010467841 is a prime.

It is a super-2 number, since 2×1010500609² = 2042222961578741762, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1010500609.

It is not a weakly prime, because it can be changed into another prime (1010500669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505250304 + 505250305.

It is an arithmetic number, because the mean of its divisors is an integer number (505250305).

Almost surely, 2^1010500609 is an apocalyptic number.

It is an amenable number.

1010500609 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010500609 is an equidigital number, since it uses as much as digits as its factorization.

1010500609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 1010500609 is about 31788.3722294804. The cubic root of 1010500609 is about 1003.4880225532.

The spelling of 1010500609 in words is "one billion, ten million, five hundred thousand, six hundred nine".