158390135 has 8 divisors (see below), whose sum is σ = 191519856. Its totient is φ = 125744320.

The previous prime is 158390131. The next prime is 158390143. The reversal of 158390135 is 531093851.

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

It is not a de Polignac number, because 158390135 - 2² = 158390131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 158390095 and 158390104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158390131) 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 7 ways as a sum of consecutive naturals, for example, 120254 + ... + 121563.

It is an arithmetic number, because the mean of its divisors is an integer number (23939982).

Almost surely, 2^158390135 is an apocalyptic number.

158390135 is a deficient number, since it is larger than the sum of its proper divisors (33129721).

158390135 is a wasteful number, since it uses less digits than its factorization.

158390135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241953.

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 158390135 is about 12585.3142590879. The cubic root of 158390135 is about 541.0566131704.

The spelling of 158390135 in words is "one hundred fifty-eight million, three hundred ninety thousand, one hundred thirty-five".