158441136 has 160 divisors (see below), whose sum is σ = 487587840. Its totient is φ = 43400448.

The previous prime is 158441117. The next prime is 158441159. The reversal of 158441136 is 631144851.

158441136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 158441097 and 158441106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1247505 + ... + 1247631.

It is an arithmetic number, because the mean of its divisors is an integer number (3047424).

Almost surely, 2^158441136 is an apocalyptic number.

158441136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158441136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243793920).

158441136 is an abundant number, since it is smaller than the sum of its proper divisors (329146704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158441136 is a wasteful number, since it uses less digits than its factorization.

158441136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271 (or 265 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 158441136 is about 12587.3403068321. The cubic root of 158441136 is about 541.1146796384.

Adding to 158441136 its reverse (631144851), we get a palindrome (789585987).

The spelling of 158441136 in words is "one hundred fifty-eight million, four hundred forty-one thousand, one hundred thirty-six".