75424163 has 2 divisors, whose sum is σ = 75424164. Its totient is φ = 75424162.

The previous prime is 75424123. The next prime is 75424169. The reversal of 75424163 is 36142457.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75424163 is a prime.

It is a Chen prime.

It is equal to p_4417772 and since 75424163 and 4417772 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (75424169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37712081 + 37712082.

It is an arithmetic number, because the mean of its divisors is an integer number (37712082).

Almost surely, 2^75424163 is an apocalyptic number.

75424163 is a deficient number, since it is larger than the sum of its proper divisors (1).

75424163 is an equidigital number, since it uses as much as digits as its factorization.

75424163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 32.

The square root of 75424163 is about 8684.7085731186. The cubic root of 75424163 is about 422.5098451308.

The spelling of 75424163 in words is "seventy-five million, four hundred twenty-four thousand, one hundred sixty-three".