2519349997 has 2 divisors, whose sum is σ = 2519349998. Its totient is φ = 2519349996.

The previous prime is 2519349983. The next prime is 2519350019. The reversal of 2519349997 is 7999439152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2223028201 + 296321796 = 47149^2 + 17214^2 .

It is a cyclic number.

It is not a de Polignac number, because 2519349997 - 2¹¹ = 2519347949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2519349947) 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, 1259674998 + 1259674999.

It is an arithmetic number, because the mean of its divisors is an integer number (1259674999).

Almost surely, 2^2519349997 is an apocalyptic number.

It is an amenable number.

2519349997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2519349997 is an equidigital number, since it uses as much as digits as its factorization.

2519349997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5511240, while the sum is 58.

The square root of 2519349997 is about 50193.1269896587. The cubic root of 2519349997 is about 1360.7014110055.

The spelling of 2519349997 in words is "two billion, five hundred nineteen million, three hundred forty-nine thousand, nine hundred ninety-seven".