2104246500397 has 2 divisors, whose sum is σ = 2104246500398. Its totient is φ = 2104246500396.

The previous prime is 2104246500373. The next prime is 2104246500431. The reversal of 2104246500397 is 7930056424012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1090884158116 + 1013362342281 = 1044454^2 + 1006659^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2104246500397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2104246500497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052123250198 + 1052123250199.

It is an arithmetic number, because the mean of its divisors is an integer number (1052123250199).

Almost surely, 2^{2104246500397} is an apocalyptic number.

It is an amenable number.

2104246500397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104246500397 is an equidigital number, since it uses as much as digits as its factorization.

2104246500397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 2104246500397 in words is "two trillion, one hundred four billion, two hundred forty-six million, five hundred thousand, three hundred ninety-seven".