1002052513 has 16 divisors (see below), whose sum is σ = 1263358080. Its totient is φ = 772041600.

The previous prime is 1002052501. The next prime is 1002052547. The reversal of 1002052513 is 3152502001.

It is not a de Polignac number, because 1002052513 - 2⁵ = 1002052481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002052553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66258 + ... + 79963.

It is an arithmetic number, because the mean of its divisors is an integer number (78959880).

Almost surely, 2^1002052513 is an apocalyptic number.

It is an amenable number.

1002052513 is a deficient number, since it is larger than the sum of its proper divisors (261305567).

1002052513 is a wasteful number, since it uses less digits than its factorization.

1002052513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146328.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 1002052513 is about 31655.2130461951. The cubic root of 1002052513 is about 1000.6837034431.

Adding to 1002052513 its reverse (3152502001), we get a palindrome (4154554514).

The spelling of 1002052513 in words is "one billion, two million, fifty-two thousand, five hundred thirteen".