158818134 has 16 divisors (see below), whose sum is σ = 326221488. Its totient is φ = 51508512.

The previous prime is 158818111. The next prime is 158818139. The reversal of 158818134 is 431818851.

It is a junction number, because it is equal to n+sod(n) for n = 158818092 and 158818101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158818139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357477 + ... + 357920.

It is an arithmetic number, because the mean of its divisors is an integer number (20388843).

Almost surely, 2^158818134 is an apocalyptic number.

158818134 is an abundant number, since it is smaller than the sum of its proper divisors (167403354).

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

158818134 is a wasteful number, since it uses less digits than its factorization.

158818134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715439.

The product of its digits is 30720, while the sum is 39.

The square root of 158818134 is about 12602.3066936176. The cubic root of 158818134 is about 541.5435193762.

The spelling of 158818134 in words is "one hundred fifty-eight million, eight hundred eighteen thousand, one hundred thirty-four".