4899091 has 2 divisors, whose sum is σ = 4899092. Its totient is φ = 4899090.

The previous prime is 4899079. The next prime is 4899101. The reversal of 4899091 is 1909984.

4899091 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4899091 - 2¹⁷ = 4768019 is a prime.

4899091 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4899001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2449545 + 2449546.

It is an arithmetic number, because the mean of its divisors is an integer number (2449546).

Almost surely, 2^4899091 is an apocalyptic number.

4899091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4899091 is an equidigital number, since it uses as much as digits as its factorization.

4899091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 4899091 is about 2213.3890304237. The cubic root of 4899091 is about 169.8394216099.

The spelling of 4899091 in words is "four million, eight hundred ninety-nine thousand, ninety-one".