158506135 has 8 divisors (see below), whose sum is σ = 190317456. Its totient is φ = 126731520.

The previous prime is 158506129. The next prime is 158506157. The reversal of 158506135 is 531605851.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 158506135 - 2⁹ = 158505623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 158506135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1447 + ... + 17863.

It is an arithmetic number, because the mean of its divisors is an integer number (23789682).

Almost surely, 2^158506135 is an apocalyptic number.

158506135 is a deficient number, since it is larger than the sum of its proper divisors (31811321).

158506135 is a wasteful number, since it uses less digits than its factorization.

158506135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18353.

The product of its (nonzero) digits is 18000, while the sum is 34.

The square root of 158506135 is about 12589.9219616326. The cubic root of 158506135 is about 541.1886652741.

The spelling of 158506135 in words is "one hundred fifty-eight million, five hundred six thousand, one hundred thirty-five".