524521012 has 6 divisors (see below), whose sum is σ = 917911778. Its totient is φ = 262260504.

The previous prime is 524521007. The next prime is 524521037. The reversal of 524521012 is 210125425.

It can be written as a sum of positive squares in only one way, i.e., 368870436 + 155650576 = 19206^2 + 12476^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65565123 + ... + 65565130.

Almost surely, 2^524521012 is an apocalyptic number.

It is an amenable number.

524521012 is a deficient number, since it is larger than the sum of its proper divisors (393390766).

524521012 is a wasteful number, since it uses less digits than its factorization.

524521012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131130257 (or 131130255 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 524521012 is about 22902.4237145329. The cubic root of 524521012 is about 806.4689109148.

Adding to 524521012 its reverse (210125425), we get a palindrome (734646437).

The spelling of 524521012 in words is "five hundred twenty-four million, five hundred twenty-one thousand, twelve".