491302099 has 2 divisors, whose sum is σ = 491302100. Its totient is φ = 491302098.

The previous prime is 491302087. The next prime is 491302111. The reversal of 491302099 is 990203194.

It is a balanced prime because it is at equal distance from previous prime (491302087) and next prime (491302111).

It is a cyclic number.

It is not a de Polignac number, because 491302099 - 2⁵ = 491302067 is a prime.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245651049 + 245651050.

It is an arithmetic number, because the mean of its divisors is an integer number (245651050).

Almost surely, 2^491302099 is an apocalyptic number.

491302099 is a deficient number, since it is larger than the sum of its proper divisors (1).

491302099 is an equidigital number, since it uses as much as digits as its factorization.

491302099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 491302099 is about 22165.3355264476. The cubic root of 491302099 is about 789.0712254375.

The spelling of 491302099 in words is "four hundred ninety-one million, three hundred two thousand, ninety-nine".