1001000530 has 8 divisors (see below), whose sum is σ = 1801800972. Its totient is φ = 400400208.

The previous prime is 1001000513. The next prime is 1001000531. The reversal of 1001000530 is 350001001.

1001000530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 996728041 + 4272489 = 31571^2 + 2067^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1001000530² = 2004004122120561800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 100100053 = 1001000530 / (1 + 0 + 0 + 1 + 0 + 0 + 0 + 5 + 3 + 0).

It is not an unprimeable number, because it can be changed into a prime (1001000531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50050017 + ... + 50050036.

Almost surely, 2^1001000530 is an apocalyptic number.

1001000530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001000530 is a deficient number, since it is larger than the sum of its proper divisors (800800442).

1001000530 is a wasteful number, since it uses less digits than its factorization.

1001000530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100100060.

The product of its (nonzero) digits is 15, while the sum is 10.

The square root of 1001000530 is about 31638.5924149606. The cubic root of 1001000530 is about 1000.3333988329. Note that the first 4 decimals are identical.

Adding to 1001000530 its reverse (350001001), we get a palindrome (1351001531).

The spelling of 1001000530 in words is "one billion, one million, five hundred thirty", and thus it is an aban number.