5344232521 has 4 divisors (see below), whose sum is σ = 5344589844. Its totient is φ = 5343875200.

The previous prime is 5344232483. The next prime is 5344232533. The reversal of 5344232521 is 1252324435.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5314410000 + 29822521 = 72900^2 + 5461^2 .

It is a cyclic number.

It is not a de Polignac number, because 5344232521 - 2¹⁷ = 5344101449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5344239521) 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, 155200 + ... + 186481.

It is an arithmetic number, because the mean of its divisors is an integer number (1336147461).

Almost surely, 2^5344232521 is an apocalyptic number.

It is an amenable number.

5344232521 is a deficient number, since it is larger than the sum of its proper divisors (357323).

5344232521 is a wasteful number, since it uses less digits than its factorization.

5344232521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357322.

The product of its digits is 28800, while the sum is 31.

The square root of 5344232521 is about 73104.2578855705. The cubic root of 5344232521 is about 1748.3502843309.

Adding to 5344232521 its reverse (1252324435), we get a palindrome (6596556956).

The spelling of 5344232521 in words is "five billion, three hundred forty-four million, two hundred thirty-two thousand, five hundred twenty-one".