158046241 has 4 divisors (see below), whose sum is σ = 160211332. Its totient is φ = 155881152.

The previous prime is 158046223. The next prime is 158046247. The reversal of 158046241 is 142640851.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 142640851 = 181 ⋅788071.

It can be written as a sum of positive squares in 2 ways, for example, as 132250000 + 25796241 = 11500^2 + 5079^2 .

It is a cyclic number.

It is not a de Polignac number, because 158046241 - 2⁵ = 158046209 is a prime.

It is a super-2 number, since 2×158046241² = 49957228588460162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158046247) 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, 1082436 + ... + 1082581.

It is an arithmetic number, because the mean of its divisors is an integer number (40052833).

Almost surely, 2^158046241 is an apocalyptic number.

It is an amenable number.

158046241 is a deficient number, since it is larger than the sum of its proper divisors (2165091).

158046241 is an equidigital number, since it uses as much as digits as its factorization.

158046241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165090.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 158046241 is about 12571.6443236356. The cubic root of 158046241 is about 540.6647517564.

The spelling of 158046241 in words is "one hundred fifty-eight million, forty-six thousand, two hundred forty-one".