493310263 has 2 divisors, whose sum is σ = 493310264. Its totient is φ = 493310262.

The previous prime is 493310239. The next prime is 493310297. The reversal of 493310263 is 362013394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 493310263 - 2¹³ = 493302071 is a prime.

It is a super-2 number, since 2×493310263² = 486710031162258338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493310203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246655131 + 246655132.

It is an arithmetic number, because the mean of its divisors is an integer number (246655132).

Almost surely, 2^493310263 is an apocalyptic number.

493310263 is a deficient number, since it is larger than the sum of its proper divisors (1).

493310263 is an equidigital number, since it uses as much as digits as its factorization.

493310263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 493310263 is about 22210.5889836357. The cubic root of 493310263 is about 790.1448556678.

The spelling of 493310263 in words is "four hundred ninety-three million, three hundred ten thousand, two hundred sixty-three".