158148194 has 16 divisors (see below), whose sum is σ = 248167800. Its totient is φ = 75487104.

The previous prime is 158148167. The next prime is 158148197. The reversal of 158148194 is 491841851.

158148194 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 147501025 + 10647169 = 12145^2 + 3263^2 .

It is not an unprimeable number, because it can be changed into a prime (158148197) 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 7 ways as a sum of consecutive naturals, for example, 10157 + ... + 20480.

Almost surely, 2^158148194 is an apocalyptic number.

158148194 is a deficient number, since it is larger than the sum of its proper divisors (90019606).

158148194 is a wasteful number, since it uses less digits than its factorization.

158148194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30757.

The product of its digits is 46080, while the sum is 41.

The square root of 158148194 is about 12575.6985491860. The cubic root of 158148194 is about 540.7809847114.

The spelling of 158148194 in words is "one hundred fifty-eight million, one hundred forty-eight thousand, one hundred ninety-four".