553521013 has 8 divisors (see below), whose sum is σ = 579894336. Its totient is φ = 527340000.

The previous prime is 553520959. The next prime is 553521019. The reversal of 553521013 is 310125355.

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

It is a cyclic number.

It is not a de Polignac number, because 553521013 - 2²¹ = 551423861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553521019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42168 + ... + 53713.

It is an arithmetic number, because the mean of its divisors is an integer number (72486792).

Almost surely, 2^553521013 is an apocalyptic number.

It is an amenable number.

553521013 is a deficient number, since it is larger than the sum of its proper divisors (26373323).

553521013 is a wasteful number, since it uses less digits than its factorization.

553521013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96155.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 553521013 is about 23527.0272877812. The cubic root of 553521013 is about 821.0659412360.

Adding to 553521013 its reverse (310125355), we get a palindrome (863646368).

It can be divided in two parts, 55352 and 1013, that added together give a palindrome (56365).

The spelling of 553521013 in words is "five hundred fifty-three million, five hundred twenty-one thousand, thirteen".