158134407 has 8 divisors (see below), whose sum is σ = 220013184. Its totient is φ = 100839288.

The previous prime is 158134393. The next prime is 158134433. The reversal of 158134407 is 704431851.

158134407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-158134407 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158134447) 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, 1145833 + ... + 1145970.

It is an arithmetic number, because the mean of its divisors is an integer number (27501648).

Almost surely, 2^158134407 is an apocalyptic number.

158134407 is a deficient number, since it is larger than the sum of its proper divisors (61878777).

158134407 is a wasteful number, since it uses less digits than its factorization.

158134407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2291829.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 158134407 is about 12575.1503768345. The cubic root of 158134407 is about 540.7652695691.

The spelling of 158134407 in words is "one hundred fifty-eight million, one hundred thirty-four thousand, four hundred seven".