515535045 has 16 divisors (see below), whose sum is σ = 825283392. Its totient is φ = 274809600.

The previous prime is 515535043. The next prime is 515535049. The reversal of 515535045 is 540535515.

It is not a de Polignac number, because 515535045 - 2¹ = 515535043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 515534997 and 515535015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (515535043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25245 + ... + 40845.

It is an arithmetic number, because the mean of its divisors is an integer number (51580212).

Almost surely, 2^515535045 is an apocalyptic number.

It is an amenable number.

515535045 is a deficient number, since it is larger than the sum of its proper divisors (309748347).

515535045 is a wasteful number, since it uses less digits than its factorization.

515535045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17812.

The product of its (nonzero) digits is 37500, while the sum is 33.

The square root of 515535045 is about 22705.3968254246. The cubic root of 515535045 is about 801.8369480697.

The spelling of 515535045 in words is "five hundred fifteen million, five hundred thirty-five thousand, forty-five".