158021385103 has 8 divisors (see below), whose sum is σ = 158953493376. Its totient is φ = 157089492000.

The previous prime is 158021385101. The next prime is 158021385163. The reversal of 158021385103 is 301583120851.

It is a happy number.

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 158021385103 - 2¹ = 158021385101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158021385101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1561753 + ... + 1659853.

It is an arithmetic number, because the mean of its divisors is an integer number (19869186672).

Almost surely, 2^158021385103 is an apocalyptic number.

158021385103 is a deficient number, since it is larger than the sum of its proper divisors (932108273).

158021385103 is an equidigital number, since it uses as much as digits as its factorization.

158021385103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107585.

The product of its (nonzero) digits is 28800, while the sum is 37.

The spelling of 158021385103 in words is "one hundred fifty-eight billion, twenty-one million, three hundred eighty-five thousand, one hundred three".