2136900473317 has 2 divisors, whose sum is σ = 2136900473318. Its totient is φ = 2136900473316.

The previous prime is 2136900473291. The next prime is 2136900473401. The reversal of 2136900473317 is 7133740096312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1219138389316 + 917762084001 = 1104146^2 + 957999^2 .

It is a cyclic number.

It is not a de Polignac number, because 2136900473317 - 2⁷ = 2136900473189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2136900471317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068450236658 + 1068450236659.

It is an arithmetic number, because the mean of its divisors is an integer number (1068450236659).

Almost surely, 2^{2136900473317} is an apocalyptic number.

It is an amenable number.

2136900473317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136900473317 is an equidigital number, since it uses as much as digits as its factorization.

2136900473317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 46.

The spelling of 2136900473317 in words is "two trillion, one hundred thirty-six billion, nine hundred million, four hundred seventy-three thousand, three hundred seventeen".