4097616949 has 2 divisors, whose sum is σ = 4097616950. Its totient is φ = 4097616948.

The previous prime is 4097616937. The next prime is 4097616953. The reversal of 4097616949 is 9496167904.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2691741924 + 1405875025 = 51882^2 + 37495^2 .

It is a cyclic number.

It is not a de Polignac number, because 4097616949 - 2⁷ = 4097616821 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4097616949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4097616049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2048808474 + 2048808475.

It is an arithmetic number, because the mean of its divisors is an integer number (2048808475).

Almost surely, 2^4097616949 is an apocalyptic number.

It is an amenable number.

4097616949 is a deficient number, since it is larger than the sum of its proper divisors (1).

4097616949 is an equidigital number, since it uses as much as digits as its factorization.

4097616949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 55.

The square root of 4097616949 is about 64012.6311676063. The cubic root of 4097616949 is about 1600.2105125360.

The spelling of 4097616949 in words is "four billion, ninety-seven million, six hundred sixteen thousand, nine hundred forty-nine".