2126053616317 has 2 divisors, whose sum is σ = 2126053616318. Its totient is φ = 2126053616316.

The previous prime is 2126053616299. The next prime is 2126053616399. The reversal of 2126053616317 is 7136163506212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2112426789561 + 13626826756 = 1453419^2 + 116734^2 .

It is a cyclic number.

It is not a de Polignac number, because 2126053616317 - 2³¹ = 2123906132669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2126053614317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063026808158 + 1063026808159.

It is an arithmetic number, because the mean of its divisors is an integer number (1063026808159).

Almost surely, 2^{2126053616317} is an apocalyptic number.

It is an amenable number.

2126053616317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2126053616317 is an equidigital number, since it uses as much as digits as its factorization.

2126053616317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 2126053616317 in words is "two trillion, one hundred twenty-six billion, fifty-three million, six hundred sixteen thousand, three hundred seventeen".