101533 has 2 divisors, whose sum is σ = 101534. Its totient is φ = 101532.

The previous prime is 101531. The next prime is 101537. The reversal of 101533 is 335101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66564 + 34969 = 258^2 + 187^2 .

It is a cyclic number.

It is not a de Polignac number, because 101533 - 2¹ = 101531 is a prime.

Together with 101531, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50766 + 50767.

It is an arithmetic number, because the mean of its divisors is an integer number (50767).

2¹⁰¹⁵³³ is an apocalyptic number.

It is an amenable number.

101533 is a deficient number, since it is larger than the sum of its proper divisors (1).

101533 is an equidigital number, since it uses as much as digits as its factorization.

101533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45, while the sum is 13.

The square root of 101533 is about 318.6424328303. The cubic root of 101533 is about 46.6518717272.

Adding to 101533 its reverse (335101), we get a palindrome (436634).

The spelling of 101533 in words is "one hundred one thousand, five hundred thirty-three".