513424225541 has 8 divisors (see below), whose sum is σ = 518743837080. Its totient is φ = 508105156608.

The previous prime is 513424225469. The next prime is 513424225543. The reversal of 513424225541 is 145522424315.

It can be written as a sum of positive squares in 4 ways, for example, as 46539001441 + 466885224100 = 215729^2 + 683290^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 513424225541 - 2¹⁴ = 513424209157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 513424225495 and 513424225504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513424225543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1928375 + ... + 2178411.

It is an arithmetic number, because the mean of its divisors is an integer number (64842979635).

Almost surely, 2^513424225541 is an apocalyptic number.

It is an amenable number.

513424225541 is a deficient number, since it is larger than the sum of its proper divisors (5319611539).

513424225541 is a wasteful number, since it uses less digits than its factorization.

513424225541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271303.

The product of its digits is 192000, while the sum is 38.

Adding to 513424225541 its reverse (145522424315), we get a palindrome (658946649856).

The spelling of 513424225541 in words is "five hundred thirteen billion, four hundred twenty-four million, two hundred twenty-five thousand, five hundred forty-one".