493133369 has 2 divisors, whose sum is σ = 493133370. Its totient is φ = 493133368.

The previous prime is 493133351. The next prime is 493133383. The reversal of 493133369 is 963331394.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 368140969 + 124992400 = 19187^2 + 11180^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-493133369 is a prime.

It is a super-2 number, since 2×493133369² = 486361039242580322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (493133309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246566684 + 246566685.

It is an arithmetic number, because the mean of its divisors is an integer number (246566685).

Almost surely, 2^493133369 is an apocalyptic number.

It is an amenable number.

493133369 is a deficient number, since it is larger than the sum of its proper divisors (1).

493133369 is an equidigital number, since it uses as much as digits as its factorization.

493133369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 157464, while the sum is 41.

The square root of 493133369 is about 22206.6064269172. The cubic root of 493133369 is about 790.0503994978.

The spelling of 493133369 in words is "four hundred ninety-three million, one hundred thirty-three thousand, three hundred sixty-nine".