493810651 has 2 divisors, whose sum is σ = 493810652. Its totient is φ = 493810650.

The previous prime is 493810631. The next prime is 493810661. The reversal of 493810651 is 156018394.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 493810651 - 2⁷ = 493810523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 493810651.

It is not a weakly prime, because it can be changed into another prime (493810631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246905325 + 246905326.

It is an arithmetic number, because the mean of its divisors is an integer number (246905326).

Almost surely, 2^493810651 is an apocalyptic number.

493810651 is a deficient number, since it is larger than the sum of its proper divisors (1).

493810651 is an equidigital number, since it uses as much as digits as its factorization.

493810651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 493810651 is about 22221.8507555064. The cubic root of 493810651 is about 790.4119258568.

The spelling of 493810651 in words is "four hundred ninety-three million, eight hundred ten thousand, six hundred fifty-one".