4353708091891 has 2 divisors, whose sum is σ = 4353708091892. Its totient is φ = 4353708091890.

The previous prime is 4353708091883. The next prime is 4353708091919. The reversal of 4353708091891 is 1981908073534.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4353708091891 - 2³ = 4353708091883 is a prime.

It is not a weakly prime, because it can be changed into another prime (4353708091871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2176854045945 + 2176854045946.

It is an arithmetic number, because the mean of its divisors is an integer number (2176854045946).

Almost surely, 2^{4353708091891} is an apocalyptic number.

4353708091891 is a deficient number, since it is larger than the sum of its proper divisors (1).

4353708091891 is an equidigital number, since it uses as much as digits as its factorization.

4353708091891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 58.

The spelling of 4353708091891 in words is "four trillion, three hundred fifty-three billion, seven hundred eight million, ninety-one thousand, eight hundred ninety-one".