491194703 has 2 divisors, whose sum is σ = 491194704. Its totient is φ = 491194702.

The previous prime is 491194681. The next prime is 491194727. The reversal of 491194703 is 307491194.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 491194703 - 2¹⁰ = 491193679 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (491194733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245597351 + 245597352.

It is an arithmetic number, because the mean of its divisors is an integer number (245597352).

Almost surely, 2^491194703 is an apocalyptic number.

491194703 is a deficient number, since it is larger than the sum of its proper divisors (1).

491194703 is an equidigital number, since it uses as much as digits as its factorization.

491194703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 491194703 is about 22162.9127823939. The cubic root of 491194703 is about 789.0137256703.

The spelling of 491194703 in words is "four hundred ninety-one million, one hundred ninety-four thousand, seven hundred three".