515130010 has 8 divisors (see below), whose sum is σ = 927234036. Its totient is φ = 206052000.

The previous prime is 515129983. The next prime is 515130013. The reversal of 515130010 is 10031515.

It can be written as a sum of positive squares in 2 ways, for example, as 441462121 + 73667889 = 21011^2 + 8583^2 .

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

It is not an unprimeable number, because it can be changed into a prime (515130013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25756491 + ... + 25756510.

Almost surely, 2^515130010 is an apocalyptic number.

515130010 is a deficient number, since it is larger than the sum of its proper divisors (412104026).

515130010 is a wasteful number, since it uses less digits than its factorization.

515130010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51513008.

The product of its (nonzero) digits is 75, while the sum is 16.

The square root of 515130010 is about 22696.4757176087. The cubic root of 515130010 is about 801.6269027831.

Adding to 515130010 its reverse (10031515), we get a palindrome (525161525).

The spelling of 515130010 in words is "five hundred fifteen million, one hundred thirty thousand, ten".