491343095 has 8 divisors (see below), whose sum is σ = 624294864. Its totient is φ = 369952384.

The previous prime is 491343079. The next prime is 491343103. The reversal of 491343095 is 590343194.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 491343095 - 2⁴ = 491343079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2890169 + ... + 2890338.

It is an arithmetic number, because the mean of its divisors is an integer number (78036858).

Almost surely, 2^491343095 is an apocalyptic number.

491343095 is a deficient number, since it is larger than the sum of its proper divisors (132951769).

491343095 is a wasteful number, since it uses less digits than its factorization.

491343095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5780529.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 491343095 is about 22166.2602844954. The cubic root of 491343095 is about 789.0931724665.

Subtracting 491343095 from its reverse (590343194), we obtain a palindrome (99000099).

The spelling of 491343095 in words is "four hundred ninety-one million, three hundred forty-three thousand, ninety-five".