158118663 has 8 divisors (see below), whose sum is σ = 214802928. Its totient is φ = 103423424.

The previous prime is 158118659. The next prime is 158118671. The reversal of 158118663 is 366811851.

158118663 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 cyclic number.

It is not a de Polignac number, because 158118663 - 2² = 158118659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158118613) 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, 497070 + ... + 497387.

It is an arithmetic number, because the mean of its divisors is an integer number (26850366).

Almost surely, 2^158118663 is an apocalyptic number.

158118663 is a deficient number, since it is larger than the sum of its proper divisors (56684265).

158118663 is an equidigital number, since it uses as much as digits as its factorization.

158118663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994513.

The product of its digits is 34560, while the sum is 39.

The square root of 158118663 is about 12574.5243647623. The cubic root of 158118663 is about 540.7473226189.

The spelling of 158118663 in words is "one hundred fifty-eight million, one hundred eighteen thousand, six hundred sixty-three".