493371247 has 2 divisors, whose sum is σ = 493371248. Its totient is φ = 493371246.

The previous prime is 493371239. The next prime is 493371257. The reversal of 493371247 is 742173394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 493371247 - 2³ = 493371239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493371227) 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, 246685623 + 246685624.

It is an arithmetic number, because the mean of its divisors is an integer number (246685624).

Almost surely, 2^493371247 is an apocalyptic number.

493371247 is a deficient number, since it is larger than the sum of its proper divisors (1).

493371247 is an equidigital number, since it uses as much as digits as its factorization.

493371247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 40.

The square root of 493371247 is about 22211.9617998951. The cubic root of 493371247 is about 790.1774140879.

The spelling of 493371247 in words is "four hundred ninety-three million, three hundred seventy-one thousand, two hundred forty-seven".