158023297 has 2 divisors, whose sum is σ = 158023298. Its totient is φ = 158023296.

The previous prime is 158023267. The next prime is 158023301. The reversal of 158023297 is 792320851.

158023297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156525121 + 1498176 = 12511^2 + 1224^2 .

It is a cyclic number.

It is not a de Polignac number, because 158023297 - 2²³ = 149634689 is a prime.

It is not a weakly prime, because it can be changed into another prime (158023207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79011648 + 79011649.

It is an arithmetic number, because the mean of its divisors is an integer number (79011649).

Almost surely, 2^158023297 is an apocalyptic number.

It is an amenable number.

158023297 is a deficient number, since it is larger than the sum of its proper divisors (1).

158023297 is an equidigital number, since it uses as much as digits as its factorization.

158023297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 158023297 is about 12570.7317607210. The cubic root of 158023297 is about 540.6385872358.

The spelling of 158023297 in words is "one hundred fifty-eight million, twenty-three thousand, two hundred ninety-seven".