158135814 has 20 divisors (see below), whose sum is σ = 354341724. Its totient is φ = 52711884.

The previous prime is 158135771. The next prime is 158135821. The reversal of 158135814 is 418531851.

158135814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 487912 + ... + 488235.

Almost surely, 2^158135814 is an apocalyptic number.

158135814 is an abundant number, since it is smaller than the sum of its proper divisors (196205910).

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

158135814 is an equidigital number, since it uses as much as digits as its factorization.

158135814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976161 (or 976152 counting only the distinct ones).

The product of its digits is 19200, while the sum is 36.

The square root of 158135814 is about 12575.2063203750. The cubic root of 158135814 is about 540.7668733830.

The spelling of 158135814 in words is "one hundred fifty-eight million, one hundred thirty-five thousand, eight hundred fourteen".