4123949833 has 2 divisors, whose sum is σ = 4123949834. Its totient is φ = 4123949832.

The previous prime is 4123949827. The next prime is 4123949861. The reversal of 4123949833 is 3389493214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3143508489 + 980441344 = 56067^2 + 31312^2 .

It is a cyclic number.

It is not a de Polignac number, because 4123949833 - 2⁵ = 4123949801 is a prime.

It is not a weakly prime, because it can be changed into another prime (4123949813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061974916 + 2061974917.

It is an arithmetic number, because the mean of its divisors is an integer number (2061974917).

Almost surely, 2^4123949833 is an apocalyptic number.

It is an amenable number.

4123949833 is a deficient number, since it is larger than the sum of its proper divisors (1).

4123949833 is an equidigital number, since it uses as much as digits as its factorization.

4123949833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 46.

The square root of 4123949833 is about 64217.9868339081. The cubic root of 4123949833 is about 1603.6310545899.

The spelling of 4123949833 in words is "four billion, one hundred twenty-three million, nine hundred forty-nine thousand, eight hundred thirty-three".