158872873003 has 4 divisors (see below), whose sum is σ = 171093863248. Its totient is φ = 146651882760.

The previous prime is 158872872953. The next prime is 158872873007. The reversal of 158872873003 is 300378278851.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300378278851 = 7 ⋅42911182693.

It is a cyclic number.

It is not a de Polignac number, because 158872873003 - 2¹⁷ = 158872741931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158872873007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6110495103 + ... + 6110495128.

It is an arithmetic number, because the mean of its divisors is an integer number (42773465812).

Almost surely, 2^158872873003 is an apocalyptic number.

158872873003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

158872873003 is a deficient number, since it is larger than the sum of its proper divisors (12220990245).

158872873003 is a wasteful number, since it uses less digits than its factorization.

158872873003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12220990244.

The product of its (nonzero) digits is 2257920, while the sum is 52.

The spelling of 158872873003 in words is "one hundred fifty-eight billion, eight hundred seventy-two million, eight hundred seventy-three thousand, three".