158045289 has 8 divisors (see below), whose sum is σ = 212020512. Its totient is φ = 104716800.

The previous prime is 158045269. The next prime is 158045297. The reversal of 158045289 is 982540851.

It is a happy number.

158045289 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 not a de Polignac number, because 158045289 - 2⁸ = 158045033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 158045289.

It is not an unprimeable number, because it can be changed into a prime (158045269) 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, 161112 + ... + 162089.

It is an arithmetic number, because the mean of its divisors is an integer number (26502564).

Almost surely, 2^158045289 is an apocalyptic number.

It is an amenable number.

158045289 is a deficient number, since it is larger than the sum of its proper divisors (53975223).

158045289 is a wasteful number, since it uses less digits than its factorization.

158045289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323367.

The product of its (nonzero) digits is 115200, while the sum is 42.

The square root of 158045289 is about 12571.6064605921. The cubic root of 158045289 is about 540.6636661799.

The spelling of 158045289 in words is "one hundred fifty-eight million, forty-five thousand, two hundred eighty-nine".