53623 has 2 divisors, whose sum is σ = 53624. Its totient is φ = 53622.

The previous prime is 53617. The next prime is 53629. The reversal of 53623 is 32635.

It is a balanced prime because it is at equal distance from previous prime (53617) and next prime (53629).

It is a cyclic number.

It is not a de Polignac number, because 53623 - 2⁵ = 53591 is a prime.

It is a super-2 number, since 2×53623² = 5750852258, which contains 22 as substring.

53623 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 53623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26811 + 26812.

It is an arithmetic number, because the mean of its divisors is an integer number (26812).

2⁵³⁶²³ is an apocalyptic number.

53623 is a deficient number, since it is larger than the sum of its proper divisors (1).

53623 is an equidigital number, since it uses as much as digits as its factorization.

53623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540, while the sum is 19.

The square root of 53623 is about 231.5664051628. The cubic root of 53623 is about 37.7094648447.

It can be divided in two parts, 53 and 623, that added together give a palindrome (676).

The spelling of 53623 in words is "fifty-three thousand, six hundred twenty-three".