158268303 has 8 divisors (see below), whose sum is σ = 234471600. Its totient is φ = 105512184.

The previous prime is 158268269. The next prime is 158268349. The reversal of 158268303 is 303862851.

It is not a de Polignac number, because 158268303 - 2¹³ = 158260111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158268353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2930868 + ... + 2930921.

It is an arithmetic number, because the mean of its divisors is an integer number (29308950).

Almost surely, 2^158268303 is an apocalyptic number.

158268303 is a deficient number, since it is larger than the sum of its proper divisors (76203297).

158268303 is an equidigital number, since it uses as much as digits as its factorization.

158268303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5861798 (or 5861792 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 158268303 is about 12580.4730833145. The cubic root of 158268303 is about 540.9178525975.

The spelling of 158268303 in words is "one hundred fifty-eight million, two hundred sixty-eight thousand, three hundred three".