1000513533 has 16 divisors (see below), whose sum is σ = 1412651520. Its totient is φ = 628113456.

The previous prime is 1000513531. The next prime is 1000513537. The reversal of 1000513533 is 3353150001.

It is a happy number.

It is not a de Polignac number, because 1000513533 - 2¹ = 1000513531 is a prime.

It is a super-2 number, since 2×1000513533² = 2002054659432284178, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000513531) 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, 43035 + ... + 62072.

It is an arithmetic number, because the mean of its divisors is an integer number (88290720).

Almost surely, 2^1000513533 is an apocalyptic number.

It is an amenable number.

1000513533 is a deficient number, since it is larger than the sum of its proper divisors (412137987).

1000513533 is a wasteful number, since it uses less digits than its factorization.

1000513533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105296.

The product of its (nonzero) digits is 675, while the sum is 21.

The square root of 1000513533 is about 31630.8952291901. The cubic root of 1000513533 is about 1000.1711483732.

Adding to 1000513533 its reverse (3353150001), we get a palindrome (4353663534).

The spelling of 1000513533 in words is "one billion, five hundred thirteen thousand, five hundred thirty-three".