2159518248653 has 2 divisors, whose sum is σ = 2159518248654. Its totient is φ = 2159518248652.

The previous prime is 2159518248551. The next prime is 2159518248661. The reversal of 2159518248653 is 3568428159512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1632205546084 + 527312702569 = 1277578^2 + 726163^2 .

It is a cyclic number.

It is not a de Polignac number, because 2159518248653 - 2⁸ = 2159518248397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2159518248592 and 2159518248601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2159518248053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1079759124326 + 1079759124327.

It is an arithmetic number, because the mean of its divisors is an integer number (1079759124327).

Almost surely, 2^{2159518248653} is an apocalyptic number.

It is an amenable number.

2159518248653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2159518248653 is an equidigital number, since it uses as much as digits as its factorization.

2159518248653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736000, while the sum is 59.

The spelling of 2159518248653 in words is "two trillion, one hundred fifty-nine billion, five hundred eighteen million, two hundred forty-eight thousand, six hundred fifty-three".