493973351 has 2 divisors, whose sum is σ = 493973352. Its totient is φ = 493973350.

The previous prime is 493973317. The next prime is 493973377. The reversal of 493973351 is 153379394.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 493973351 - 2⁶ = 493973287 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493975351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246986675 + 246986676.

It is an arithmetic number, because the mean of its divisors is an integer number (246986676).

Almost surely, 2^493973351 is an apocalyptic number.

493973351 is a deficient number, since it is larger than the sum of its proper divisors (1).

493973351 is an equidigital number, since it uses as much as digits as its factorization.

493973351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 306180, while the sum is 44.

The square root of 493973351 is about 22225.5112652105. The cubic root of 493973351 is about 790.4987242406.

The spelling of 493973351 in words is "four hundred ninety-three million, nine hundred seventy-three thousand, three hundred fifty-one".