158191062 has 8 divisors (see below), whose sum is σ = 316382136. Its totient is φ = 52730352.

The previous prime is 158191043. The next prime is 158191063. The reversal of 158191062 is 260191851.

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

158191062 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158191063) 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, 13182583 + ... + 13182594.

It is an arithmetic number, because the mean of its divisors is an integer number (39547767).

Almost surely, 2^158191062 is an apocalyptic number.

158191062 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158191062 is a wasteful number, since it uses less digits than its factorization.

158191062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26365182.

The product of its (nonzero) digits is 4320, while the sum is 33.

The square root of 158191062 is about 12577.4028320635. The cubic root of 158191062 is about 540.8298420613.

The spelling of 158191062 in words is "one hundred fifty-eight million, one hundred ninety-one thousand, sixty-two".