493799171 has 2 divisors, whose sum is σ = 493799172. Its totient is φ = 493799170.

The previous prime is 493799149. The next prime is 493799183. The reversal of 493799171 is 171997394.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 493799171 - 2¹⁰ = 493798147 is a prime.

It is a super-5 number, since 5×493799171⁵ (a number of 45 digits) contains 55555 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (493799671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246899585 + 246899586.

It is an arithmetic number, because the mean of its divisors is an integer number (246899586).

Almost surely, 2^493799171 is an apocalyptic number.

493799171 is a deficient number, since it is larger than the sum of its proper divisors (1).

493799171 is an equidigital number, since it uses as much as digits as its factorization.

493799171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 428652, while the sum is 50.

The square root of 493799171 is about 22221.5924496873. The cubic root of 493799171 is about 790.4058007025.

The spelling of 493799171 in words is "four hundred ninety-three million, seven hundred ninety-nine thousand, one hundred seventy-one".