158533283 has 4 divisors (see below), whose sum is σ = 166877160. Its totient is φ = 150189408.

The previous prime is 158533261. The next prime is 158533289. The reversal of 158533283 is 382335851.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 158533283 - 2⁸ = 158533027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158533289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4171910 + ... + 4171947.

It is an arithmetic number, because the mean of its divisors is an integer number (41719290).

Almost surely, 2^158533283 is an apocalyptic number.

158533283 is a deficient number, since it is larger than the sum of its proper divisors (8343877).

158533283 is an equidigital number, since it uses as much as digits as its factorization.

158533283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8343876.

The product of its digits is 86400, while the sum is 38.

The square root of 158533283 is about 12591.0000794218. Note that the first 4 decimals coincide. The cubic root of 158533283 is about 541.2195607158.

The spelling of 158533283 in words is "one hundred fifty-eight million, five hundred thirty-three thousand, two hundred eighty-three".