4791811 has 2 divisors, whose sum is σ = 4791812. Its totient is φ = 4791810.

The previous prime is 4791799. The next prime is 4791817. The reversal of 4791811 is 1181974.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4791811 - 2⁵ = 4791779 is a prime.

It is a super-2 number, since 2×4791811² = 45922905319442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4791817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2395905 + 2395906.

It is an arithmetic number, because the mean of its divisors is an integer number (2395906).

Almost surely, 2^4791811 is an apocalyptic number.

4791811 is a deficient number, since it is larger than the sum of its proper divisors (1).

4791811 is an equidigital number, since it uses as much as digits as its factorization.

4791811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 31.

The square root of 4791811 is about 2189.0205572356. The cubic root of 4791811 is about 168.5905497044.

The spelling of 4791811 in words is "four million, seven hundred ninety-one thousand, eight hundred eleven".