158380273 has 2 divisors, whose sum is σ = 158380274. Its totient is φ = 158380272.

The previous prime is 158380241. The next prime is 158380283. The reversal of 158380273 is 372083851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142635249 + 15745024 = 11943^2 + 3968^2 .

It is a cyclic number.

It is not a de Polignac number, because 158380273 - 2⁵ = 158380241 is a prime.

It is not a weakly prime, because it can be changed into another prime (158380283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79190136 + 79190137.

It is an arithmetic number, because the mean of its divisors is an integer number (79190137).

Almost surely, 2^158380273 is an apocalyptic number.

It is an amenable number.

158380273 is a deficient number, since it is larger than the sum of its proper divisors (1).

158380273 is an equidigital number, since it uses as much as digits as its factorization.

158380273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 158380273 is about 12584.9224471190. The cubic root of 158380273 is about 541.0453834916.

The spelling of 158380273 in words is "one hundred fifty-eight million, three hundred eighty thousand, two hundred seventy-three".