1011324520 has 16 divisors (see below), whose sum is σ = 2275480260. Its totient is φ = 404529792.

The previous prime is 1011324481. The next prime is 1011324527. The reversal of 1011324520 is 254231101.

1011324520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1000709956 + 10614564 = 31634^2 + 3258^2 .

It is not an unprimeable number, because it can be changed into a prime (1011324527) 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, 12641517 + ... + 12641596.

Almost surely, 2^1011324520 is an apocalyptic number.

1011324520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011324520 is an abundant number, since it is smaller than the sum of its proper divisors (1264155740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011324520 is a wasteful number, since it uses less digits than its factorization.

1011324520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25283124 (or 25283120 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1011324520 is about 31801.3289030506. The cubic root of 1011324520 is about 1003.7606795605.

Adding to 1011324520 its reverse (254231101), we get a palindrome (1265555621).

The spelling of 1011324520 in words is "one billion, eleven million, three hundred twenty-four thousand, five hundred twenty".