153563 has 2 divisors, whose sum is σ = 153564. Its totient is φ = 153562.

The previous prime is 153557. The next prime is 153589. The reversal of 153563 is 365351.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 153563 - 2⁶ = 153499 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (153523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76781 + 76782.

It is an arithmetic number, because the mean of its divisors is an integer number (76782).

2¹⁵³⁵⁶³ is an apocalyptic number.

153563 is a deficient number, since it is larger than the sum of its proper divisors (1).

153563 is an equidigital number, since it uses as much as digits as its factorization.

153563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1350, while the sum is 23.

The square root of 153563 is about 391.8711522937. The cubic root of 153563 is about 53.5503354843.

The spelling of 153563 in words is "one hundred fifty-three thousand, five hundred sixty-three".