513113622 has 16 divisors (see below), whose sum is σ = 1172831232. Its totient is φ = 146603880.

The previous prime is 513113621. The next prime is 513113651. The reversal of 513113622 is 226311315.

It is a junction number, because it is equal to n+sod(n) for n = 513113592 and 513113601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513113621) 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 7 ways as a sum of consecutive naturals, for example, 6108454 + ... + 6108537.

It is an arithmetic number, because the mean of its divisors is an integer number (73301952).

Almost surely, 2^513113622 is an apocalyptic number.

513113622 is an abundant number, since it is smaller than the sum of its proper divisors (659717610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

513113622 is a wasteful number, since it uses less digits than its factorization.

513113622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12217003.

The product of its digits is 1080, while the sum is 24.

The square root of 513113622 is about 22652.0114338661. The cubic root of 513113622 is about 800.5795914491.

Adding to 513113622 its reverse (226311315), we get a palindrome (739424937).

The spelling of 513113622 in words is "five hundred thirteen million, one hundred thirteen thousand, six hundred twenty-two".