171124043 has 2 divisors, whose sum is σ = 171124044. Its totient is φ = 171124042.

The previous prime is 171124003. The next prime is 171124049. The reversal of 171124043 is 340421171.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 171124043 - 2²² = 166929739 is a prime.

It is a super-3 number, since 3×171124043³ (a number of 26 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (171124049) 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, 85562021 + 85562022.

It is an arithmetic number, because the mean of its divisors is an integer number (85562022).

Almost surely, 2^171124043 is an apocalyptic number.

171124043 is a deficient number, since it is larger than the sum of its proper divisors (1).

171124043 is an equidigital number, since it uses as much as digits as its factorization.

171124043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 171124043 is about 13081.4388734573. The cubic root of 171124043 is about 555.1840884877.

The spelling of 171124043 in words is "one hundred seventy-one million, one hundred twenty-four thousand, forty-three".