158822147 has 16 divisors (see below), whose sum is σ = 175498368. Its totient is φ = 142534080.

The previous prime is 158822137. The next prime is 158822171. The reversal of 158822147 is 741228851.

It is a cyclic number.

It is not a de Polignac number, because 158822147 - 2¹⁴ = 158805763 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 158822147.

It is not an unprimeable number, because it can be changed into a prime (158822117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 507263 + ... + 507575.

It is an arithmetic number, because the mean of its divisors is an integer number (10968648).

Almost surely, 2^158822147 is an apocalyptic number.

158822147 is a deficient number, since it is larger than the sum of its proper divisors (16676221).

158822147 is a wasteful number, since it uses less digits than its factorization.

158822147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770.

The product of its digits is 35840, while the sum is 38.

The square root of 158822147 is about 12602.4659094956. The cubic root of 158822147 is about 541.5480805594.

The spelling of 158822147 in words is "one hundred fifty-eight million, eight hundred twenty-two thousand, one hundred forty-seven".