2499219097 has 2 divisors, whose sum is σ = 2499219098. Its totient is φ = 2499219096.

The previous prime is 2499219091. The next prime is 2499219109. The reversal of 2499219097 is 7909129942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2251597401 + 247621696 = 47451^2 + 15736^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2499219097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2499219091) 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, 1249609548 + 1249609549.

It is an arithmetic number, because the mean of its divisors is an integer number (1249609549).

Almost surely, 2^2499219097 is an apocalyptic number.

It is an amenable number.

2499219097 is a deficient number, since it is larger than the sum of its proper divisors (1).

2499219097 is an equidigital number, since it uses as much as digits as its factorization.

2499219097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 734832, while the sum is 52.

The square root of 2499219097 is about 49992.1903600952. The cubic root of 2499219097 is about 1357.0674804573.

The spelling of 2499219097 in words is "two billion, four hundred ninety-nine million, two hundred nineteen thousand, ninety-seven".