497436811 has 2 divisors, whose sum is σ = 497436812. Its totient is φ = 497436810.

The previous prime is 497436809. The next prime is 497436829. The reversal of 497436811 is 118634794.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 497436811 - 2¹ = 497436809 is a prime.

Together with 497436809, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (497436871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248718405 + 248718406.

It is an arithmetic number, because the mean of its divisors is an integer number (248718406).

Almost surely, 2^497436811 is an apocalyptic number.

497436811 is a deficient number, since it is larger than the sum of its proper divisors (1).

497436811 is an equidigital number, since it uses as much as digits as its factorization.

497436811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 43.

The square root of 497436811 is about 22303.2914835457. The cubic root of 497436811 is about 792.3419321391.

The spelling of 497436811 in words is "four hundred ninety-seven million, four hundred thirty-six thousand, eight hundred eleven".