515164325 has 24 divisors (see below), whose sum is σ = 690513096. Its totient is φ = 379008000.

The previous prime is 515164319. The next prime is 515164333. The reversal of 515164325 is 523461515.

It can be written as a sum of positive squares in 12 ways, for example, as 45185284 + 469979041 = 6722^2 + 21679^2 .

It is not a de Polignac number, because 515164325 - 2¹² = 515160229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 515164291 and 515164300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88505 + ... + 94145.

It is an arithmetic number, because the mean of its divisors is an integer number (28771379).

Almost surely, 2^515164325 is an apocalyptic number.

It is an amenable number.

515164325 is a deficient number, since it is larger than the sum of its proper divisors (175348771).

515164325 is a wasteful number, since it uses less digits than its factorization.

515164325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5945 (or 5940 counting only the distinct ones).

The product of its digits is 18000, while the sum is 32.

The square root of 515164325 is about 22697.2316593897. The cubic root of 515164325 is about 801.6447023132.

The spelling of 515164325 in words is "five hundred fifteen million, one hundred sixty-four thousand, three hundred twenty-five".