158030078 has 4 divisors (see below), whose sum is σ = 237045120. Its totient is φ = 79015038.

The previous prime is 158030063. The next prime is 158030101. The reversal of 158030078 is 870030851.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39507518 + ... + 39507521.

It is an arithmetic number, because the mean of its divisors is an integer number (59261280).

Almost surely, 2^158030078 is an apocalyptic number.

158030078 is a deficient number, since it is larger than the sum of its proper divisors (79015042).

158030078 is an equidigital number, since it uses as much as digits as its factorization.

158030078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79015041.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 158030078 is about 12571.0014716410. The cubic root of 158030078 is about 540.6463203104.

The spelling of 158030078 in words is "one hundred fifty-eight million, thirty thousand, seventy-eight".