158047451 has 2 divisors, whose sum is σ = 158047452. Its totient is φ = 158047450.

The previous prime is 158047441. The next prime is 158047457. The reversal of 158047451 is 154740851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158047451 - 2¹⁴ = 158031067 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (158047457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79023725 + 79023726.

It is an arithmetic number, because the mean of its divisors is an integer number (79023726).

Almost surely, 2^158047451 is an apocalyptic number.

158047451 is a deficient number, since it is larger than the sum of its proper divisors (1).

158047451 is an equidigital number, since it uses as much as digits as its factorization.

158047451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22400, while the sum is 35.

The square root of 158047451 is about 12571.6924477176. The cubic root of 158047451 is about 540.6661315270. Note that the first 3 decimals are identical.

The spelling of 158047451 in words is "one hundred fifty-eight million, forty-seven thousand, four hundred fifty-one".