158119854 has 16 divisors (see below), whose sum is σ = 316582992. Its totient is φ = 52649408.

The previous prime is 158119849. The next prime is 158119877. The reversal of 158119854 is 458911851.

It is a congruent number.

It is an unprimeable number.

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, 8109 + ... + 19544.

It is an arithmetic number, because the mean of its divisors is an integer number (19786437).

Almost surely, 2^158119854 is an apocalyptic number.

158119854 is an abundant number, since it is smaller than the sum of its proper divisors (158463138).

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

158119854 is a wasteful number, since it uses less digits than its factorization.

158119854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28611.

The product of its digits is 57600, while the sum is 42.

The square root of 158119854 is about 12574.5717223292. The cubic root of 158119854 is about 540.7486803091.

The spelling of 158119854 in words is "one hundred fifty-eight million, one hundred nineteen thousand, eight hundred fifty-four".