158803873 has 2 divisors, whose sum is σ = 158803874. Its totient is φ = 158803872.

The previous prime is 158803829. The next prime is 158803901. The reversal of 158803873 is 378308851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145757329 + 13046544 = 12073^2 + 3612^2 .

It is a cyclic number.

It is not a de Polignac number, because 158803873 - 2⁹ = 158803361 is a prime.

It is not a weakly prime, because it can be changed into another prime (158803973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79401936 + 79401937.

It is an arithmetic number, because the mean of its divisors is an integer number (79401937).

Almost surely, 2^158803873 is an apocalyptic number.

It is an amenable number.

158803873 is a deficient number, since it is larger than the sum of its proper divisors (1).

158803873 is an equidigital number, since it uses as much as digits as its factorization.

158803873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 158803873 is about 12601.7408718002. The cubic root of 158803873 is about 541.5273096754.

The spelling of 158803873 in words is "one hundred fifty-eight million, eight hundred three thousand, eight hundred seventy-three".