158971795 has 16 divisors (see below), whose sum is σ = 199147968. Its totient is φ = 121703040.

The previous prime is 158971793. The next prime is 158971807. The reversal of 158971795 is 597179851.

It is a happy number.

It is not a de Polignac number, because 158971795 - 2¹ = 158971793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158971793) 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 15 ways as a sum of consecutive naturals, for example, 4242 + ... + 18328.

It is an arithmetic number, because the mean of its divisors is an integer number (12446748).

Almost surely, 2^158971795 is an apocalyptic number.

158971795 is a deficient number, since it is larger than the sum of its proper divisors (40176173).

158971795 is a wasteful number, since it uses less digits than its factorization.

158971795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14190.

The product of its digits is 793800, while the sum is 52.

The square root of 158971795 is about 12608.4017623171. The cubic root of 158971795 is about 541.7181159283.

The spelling of 158971795 in words is "one hundred fifty-eight million, nine hundred seventy-one thousand, seven hundred ninety-five".