158165315 has 16 divisors (see below), whose sum is σ = 236632320. Its totient is φ = 98596320.

The previous prime is 158165311. The next prime is 158165327. The reversal of 158165315 is 513561851.

158165315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 158165315 - 2² = 158165311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (158165311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205025 + ... + 205794.

It is an arithmetic number, because the mean of its divisors is an integer number (14789520).

Almost surely, 2^158165315 is an apocalyptic number.

158165315 is a deficient number, since it is larger than the sum of its proper divisors (78467005).

158165315 is a wasteful number, since it uses less digits than its factorization.

158165315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410842.

The product of its digits is 18000, while the sum is 35.

The square root of 158165315 is about 12576.3792484165. The cubic root of 158165315 is about 540.8004988496.

The spelling of 158165315 in words is "one hundred fifty-eight million, one hundred sixty-five thousand, three hundred fifteen".