490337971 has 2 divisors, whose sum is σ = 490337972. Its totient is φ = 490337970.

The previous prime is 490337909. The next prime is 490338029. The reversal of 490337971 is 179733094.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 490337971 - 2⁷ = 490337843 is a prime.

It is not a weakly prime, because it can be changed into another prime (490332971) 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, 245168985 + 245168986.

It is an arithmetic number, because the mean of its divisors is an integer number (245168986).

Almost surely, 2^490337971 is an apocalyptic number.

490337971 is a deficient number, since it is larger than the sum of its proper divisors (1).

490337971 is an equidigital number, since it uses as much as digits as its factorization.

490337971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 43.

The square root of 490337971 is about 22143.5762920085. The cubic root of 490337971 is about 788.5547313783.

The spelling of 490337971 in words is "four hundred ninety million, three hundred thirty-seven thousand, nine hundred seventy-one".