491524463 has 2 divisors, whose sum is σ = 491524464. Its totient is φ = 491524462.

The previous prime is 491524427. The next prime is 491524469. The reversal of 491524463 is 364425194.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 491524463 - 2⁶ = 491524399 is a prime.

It is equal to p_25932548 and since 491524463 and 25932548 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (491524469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245762231 + 245762232.

It is an arithmetic number, because the mean of its divisors is an integer number (245762232).

Almost surely, 2^491524463 is an apocalyptic number.

491524463 is a deficient number, since it is larger than the sum of its proper divisors (1).

491524463 is an equidigital number, since it uses as much as digits as its factorization.

491524463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 38.

The square root of 491524463 is about 22170.3509895536. The cubic root of 491524463 is about 789.1902523863.

The spelling of 491524463 in words is "four hundred ninety-one million, five hundred twenty-four thousand, four hundred sixty-three".