4111522949 has 2 divisors, whose sum is σ = 4111522950. Its totient is φ = 4111522948.

The previous prime is 4111522931. The next prime is 4111522969. The reversal of 4111522949 is 9492251114.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3954145924 + 157377025 = 62882^2 + 12545^2 .

It is a cyclic number.

It is not a de Polignac number, because 4111522949 - 2⁸ = 4111522693 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4111522969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2055761474 + 2055761475.

It is an arithmetic number, because the mean of its divisors is an integer number (2055761475).

Almost surely, 2^4111522949 is an apocalyptic number.

It is an amenable number.

4111522949 is a deficient number, since it is larger than the sum of its proper divisors (1).

4111522949 is an equidigital number, since it uses as much as digits as its factorization.

4111522949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 38.

The square root of 4111522949 is about 64121.1583566610. The cubic root of 4111522949 is about 1602.0186693554.

The spelling of 4111522949 in words is "four billion, one hundred eleven million, five hundred twenty-two thousand, nine hundred forty-nine".