493142911 has 2 divisors, whose sum is σ = 493142912. Its totient is φ = 493142910.

The previous prime is 493142887. The next prime is 493142989. The reversal of 493142911 is 119241394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 493142911 - 2⁵ = 493142879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493149911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246571455 + 246571456.

It is an arithmetic number, because the mean of its divisors is an integer number (246571456).

Almost surely, 2^493142911 is an apocalyptic number.

493142911 is a deficient number, since it is larger than the sum of its proper divisors (1).

493142911 is an equidigital number, since it uses as much as digits as its factorization.

493142911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 34.

The square root of 493142911 is about 22206.8212718525. The cubic root of 493142911 is about 790.0554952203.

It can be divided in two parts, 49314 and 2911, that added together give a palindrome (52225).

The spelling of 493142911 in words is "four hundred ninety-three million, one hundred forty-two thousand, nine hundred eleven".