108553 has 2 divisors, whose sum is σ = 108554. Its totient is φ = 108552.

The previous prime is 108541. The next prime is 108557. The reversal of 108553 is 355801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94864 + 13689 = 308^2 + 117^2 .

It is a cyclic number.

It is not a de Polignac number, because 108553 - 2⁹ = 108041 is a prime.

108553 is a lucky number.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (108557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54276 + 54277.

It is an arithmetic number, because the mean of its divisors is an integer number (54277).

2¹⁰⁸⁵⁵³ is an apocalyptic number.

It is an amenable number.

108553 is a deficient number, since it is larger than the sum of its proper divisors (1).

108553 is an equidigital number, since it uses as much as digits as its factorization.

108553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 108553 is about 329.4738229359. The cubic root of 108553 is about 47.7031740362.

The spelling of 108553 in words is "one hundred eight thousand, five hundred fifty-three".