61323 has 4 divisors (see below), whose sum is σ = 81768. Its totient is φ = 40880.

The previous prime is 61297. The next prime is 61331. The reversal of 61323 is 32316.

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

It is a cyclic number.

It is not a de Polignac number, because 61323 - 2⁵ = 61291 is a prime.

It is a d-powerful number, because it can be written as 6³ + 1 + 3² + 2¹¹ + 3¹⁰ .

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (61333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10218 + ... + 10223.

It is an arithmetic number, because the mean of its divisors is an integer number (20442).

2⁶¹³²³ is an apocalyptic number.

61323 is a deficient number, since it is larger than the sum of its proper divisors (20445).

61323 is a wasteful number, since it uses less digits than its factorization.

61323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20444.

The product of its digits is 108, while the sum is 15.

The square root of 61323 is about 247.6348117693. The cubic root of 61323 is about 39.4343298068.

Adding to 61323 its reverse (32316), we get a palindrome (93639).

It can be divided in two parts, 613 and 23, that added together give a palindrome (636).

The spelling of 61323 in words is "sixty-one thousand, three hundred twenty-three".