101285533 has 4 divisors (see below), whose sum is σ = 101313760. Its totient is φ = 101257308.

The previous prime is 101285497. The next prime is 101285551. The reversal of 101285533 is 335582101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 335582101 = 8363 ⋅40127.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101285533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101285563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7785 + ... + 16222.

It is an arithmetic number, because the mean of its divisors is an integer number (25328440).

Almost surely, 2^101285533 is an apocalyptic number.

It is an amenable number.

101285533 is a deficient number, since it is larger than the sum of its proper divisors (28227).

101285533 is an equidigital number, since it uses as much as digits as its factorization.

101285533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28226.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 101285533 is about 10064.0713928310. The cubic root of 101285533 is about 466.1393926236.

The spelling of 101285533 in words is "one hundred one million, two hundred eighty-five thousand, five hundred thirty-three".