493157107 has 2 divisors, whose sum is σ = 493157108. Its totient is φ = 493157106.

The previous prime is 493157089. The next prime is 493157173. The reversal of 493157107 is 701751394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 493157107 - 2¹¹ = 493155059 is a prime.

It is not a weakly prime, because it can be changed into another prime (493157177) 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, 246578553 + 246578554.

It is an arithmetic number, because the mean of its divisors is an integer number (246578554).

Almost surely, 2^493157107 is an apocalyptic number.

493157107 is a deficient number, since it is larger than the sum of its proper divisors (1).

493157107 is an equidigital number, since it uses as much as digits as its factorization.

493157107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 493157107 is about 22207.1409010705. The cubic root of 493157107 is about 790.0630762006.

The spelling of 493157107 in words is "four hundred ninety-three million, one hundred fifty-seven thousand, one hundred seven".