513002452 has 12 divisors (see below), whose sum is σ = 898116660. Its totient is φ = 256397696.

The previous prime is 513002443. The next prime is 513002453. The reversal of 513002452 is 254200315.

It can be written as a sum of positive squares in 2 ways, for example, as 278422596 + 234579856 = 16686^2 + 15316^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513002453) 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 3 ways as a sum of consecutive naturals, for example, 14143 + ... + 35014.

It is an arithmetic number, because the mean of its divisors is an integer number (74843055).

Almost surely, 2^513002452 is an apocalyptic number.

It is an amenable number.

513002452 is a deficient number, since it is larger than the sum of its proper divisors (385114208).

513002452 is a wasteful number, since it uses less digits than its factorization.

513002452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51770 (or 51768 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 513002452 is about 22649.5574349699. The cubic root of 513002452 is about 800.5217700377.

Adding to 513002452 its reverse (254200315), we get a palindrome (767202767).

The spelling of 513002452 in words is "five hundred thirteen million, two thousand, four hundred fifty-two".