158070839 has 4 divisors (see below), whose sum is σ = 158193456. Its totient is φ = 157948224.

The previous prime is 158070833. The next prime is 158070859. The reversal of 158070839 is 938070851.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 158070839 - 2¹² = 158066743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 158070796 and 158070805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158070833) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 59354 + ... + 61959.

It is an arithmetic number, because the mean of its divisors is an integer number (39548364).

Almost surely, 2^158070839 is an apocalyptic number.

158070839 is a deficient number, since it is larger than the sum of its proper divisors (122617).

158070839 is a wasteful number, since it uses less digits than its factorization.

158070839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122616.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 158070839 is about 12572.6225983285. The cubic root of 158070839 is about 540.6927996273.

The spelling of 158070839 in words is "one hundred fifty-eight million, seventy thousand, eight hundred thirty-nine".