5335312521 has 120 divisors (see below), whose sum is σ = 9658475424. Its totient is φ = 2597360640.

The previous prime is 5335312517. The next prime is 5335312523. The reversal of 5335312521 is 1252135335.

It is not a de Polignac number, because 5335312521 - 2² = 5335312517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5335312523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 22898221 + ... + 22898453.

Almost surely, 2^5335312521 is an apocalyptic number.

5335312521 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5335312521 is a deficient number, since it is larger than the sum of its proper divisors (4323162903).

5335312521 is a wasteful number, since it uses less digits than its factorization.

5335312521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309 (or 271 counting only the distinct ones).

The product of its digits is 13500, while the sum is 30.

The square root of 5335312521 is about 73043.2236487410. The cubic root of 5335312521 is about 1747.3770252041.

Adding to 5335312521 its reverse (1252135335), we get a palindrome (6587447856).

The spelling of 5335312521 in words is "five billion, three hundred thirty-five million, three hundred twelve thousand, five hundred twenty-one".