163753 has 2 divisors, whose sum is σ = 163754. Its totient is φ = 163752.

The previous prime is 163741. The next prime is 163771. The reversal of 163753 is 357361.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107584 + 56169 = 328^2 + 237^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163753 is a prime.

163753 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 (163733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81876 + 81877.

It is an arithmetic number, because the mean of its divisors is an integer number (81877).

2¹⁶³⁷⁵³ is an apocalyptic number.

It is an amenable number.

163753 is a deficient number, since it is larger than the sum of its proper divisors (1).

163753 is an equidigital number, since it uses as much as digits as its factorization.

163753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1890, while the sum is 25.

The square root of 163753 is about 404.6640582014. The cubic root of 163753 is about 54.7095431682.

The spelling of 163753 in words is "one hundred sixty-three thousand, seven hundred fifty-three".