54326513 has 4 divisors (see below), whose sum is σ = 54559908. Its totient is φ = 54093120.

The previous prime is 54326507. The next prime is 54326521. The reversal of 54326513 is 31562345.

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 12439729 + 41886784 = 3527^2 + 6472^2 .

It is a cyclic number.

It is not a de Polignac number, because 54326513 - 2⁴ = 54326497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54326593) 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, 116348 + ... + 116813.

It is an arithmetic number, because the mean of its divisors is an integer number (13639977).

Almost surely, 2^54326513 is an apocalyptic number.

It is an amenable number.

54326513 is a deficient number, since it is larger than the sum of its proper divisors (233395).

54326513 is a wasteful number, since it uses less digits than its factorization.

54326513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233394.

The product of its digits is 10800, while the sum is 29.

The square root of 54326513 is about 7370.6521421106. The cubic root of 54326513 is about 378.7366005854.

Adding to 54326513 its reverse (31562345), we get a palindrome (85888858).

The spelling of 54326513 in words is "fifty-four million, three hundred twenty-six thousand, five hundred thirteen".