158532783 has 8 divisors (see below), whose sum is σ = 211758768. Its totient is φ = 105497664.

The previous prime is 158532779. The next prime is 158532793. The reversal of 158532783 is 387235851.

158532783 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 158532783 - 2² = 158532779 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158532733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45766 + ... + 49107.

It is an arithmetic number, because the mean of its divisors is an integer number (26469846).

Almost surely, 2^158532783 is an apocalyptic number.

158532783 is a deficient number, since it is larger than the sum of its proper divisors (53225985).

158532783 is an equidigital number, since it uses as much as digits as its factorization.

158532783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95433.

The product of its digits is 201600, while the sum is 42.

The square root of 158532783 is about 12590.9802239540. The cubic root of 158532783 is about 541.2189917290.

The spelling of 158532783 in words is "one hundred fifty-eight million, five hundred thirty-two thousand, seven hundred eighty-three".