158466943 has 2 divisors, whose sum is σ = 158466944. Its totient is φ = 158466942.

The previous prime is 158466887. The next prime is 158466949. The reversal of 158466943 is 349664851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158466943 - 2⁹ = 158466431 is a prime.

It is a super-2 number, since 2×158466943² = 50223544047530498, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 158466893 and 158466902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158466949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79233471 + 79233472.

It is an arithmetic number, because the mean of its divisors is an integer number (79233472).

Almost surely, 2^158466943 is an apocalyptic number.

158466943 is a deficient number, since it is larger than the sum of its proper divisors (1).

158466943 is an equidigital number, since it uses as much as digits as its factorization.

158466943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 46.

The square root of 158466943 is about 12588.3653823680. The cubic root of 158466943 is about 541.1440570858.

The spelling of 158466943 in words is "one hundred fifty-eight million, four hundred sixty-six thousand, nine hundred forty-three".